diff --git a/osu.Desktop.Deploy/App.config b/osu.Desktop.Deploy/App.config
index 45685a74a8..6711f9c54e 100644
--- a/osu.Desktop.Deploy/App.config
+++ b/osu.Desktop.Deploy/App.config
@@ -31,6 +31,10 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="SharpCompress" publicKeyToken="afb0a02973931d96" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-0.17.1.0" newVersion="0.17.1.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>
\ No newline at end of file
diff --git a/osu.Desktop.Deploy/osu.Desktop.Deploy.csproj b/osu.Desktop.Deploy/osu.Desktop.Deploy.csproj
index 1f9726b573..c6474eae5a 100644
--- a/osu.Desktop.Deploy/osu.Desktop.Deploy.csproj
+++ b/osu.Desktop.Deploy/osu.Desktop.Deploy.csproj
@@ -49,10 +49,6 @@
       <HintPath>$(SolutionDir)\packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.PatchApi.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="ICSharpCode.SharpZipLib, Version=0.86.0.518, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\ICSharpCode.SharpZipLib.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="Mono.Cecil, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Mono.Cecil.0.9.6.4\lib\net45\Mono.Cecil.dll</HintPath>
       <Private>True</Private>
@@ -73,15 +69,19 @@
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="Squirrel, Version=1.7.5.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
diff --git a/osu.Desktop.Deploy/packages.config b/osu.Desktop.Deploy/packages.config
index 4878297be9..3c5ca9f9a3 100644
--- a/osu.Desktop.Deploy/packages.config
+++ b/osu.Desktop.Deploy/packages.config
@@ -7,7 +7,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net452" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
-  <package id="NuGet.CommandLine" version="3.5.0" targetFramework="net452" developmentDependency="true" />
+  <package id="NuGet.CommandLine" version="4.1.0" targetFramework="net452" developmentDependency="true" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net452" />
   <package id="Splat" version="2.0.0" targetFramework="net452" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net452" />
+  <package id="squirrel.windows" version="1.7.5" targetFramework="net452" />
 </packages>
\ No newline at end of file
diff --git a/osu.Desktop.Tests/app.config b/osu.Desktop.Tests/app.config
new file mode 100644
index 0000000000..faeaf001de
--- /dev/null
+++ b/osu.Desktop.Tests/app.config
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-10.0.0.0" newVersion="10.0.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>
\ No newline at end of file
diff --git a/osu.Desktop.Tests/osu.Desktop.Tests.csproj b/osu.Desktop.Tests/osu.Desktop.Tests.csproj
index f0620c98ef..f940e4be9e 100644
--- a/osu.Desktop.Tests/osu.Desktop.Tests.csproj
+++ b/osu.Desktop.Tests/osu.Desktop.Tests.csproj
@@ -37,8 +37,9 @@
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="nunit.framework, Version=3.6.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\NUnit.3.6.1\lib\net45\nunit.framework.dll</HintPath>
+    <Reference Include="nunit.framework, Version=3.7.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\NUnit.3.7.1\lib\net45\nunit.framework.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
@@ -100,6 +101,7 @@
     <None Include="..\osu.licenseheader">
       <Link>osu.licenseheader</Link>
     </None>
+    <None Include="app.config" />
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
diff --git a/osu.Desktop.Tests/packages.config b/osu.Desktop.Tests/packages.config
index ad51a60195..7bd35a3abe 100644
--- a/osu.Desktop.Tests/packages.config
+++ b/osu.Desktop.Tests/packages.config
@@ -5,7 +5,7 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 -->
 <packages>
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="NUnit" version="3.6.1" targetFramework="net45" />
+  <package id="NUnit" version="3.7.1" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />
diff --git a/osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj b/osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj
index d1d0cc1c1a..e8debc50da 100644
--- a/osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj
+++ b/osu.Desktop.VisualTests/osu.Desktop.VisualTests.csproj
@@ -87,11 +87,13 @@
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="SharpCompress, Version=0.15.2.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\SharpCompress.0.15.2\lib\net45\SharpCompress.dll</HintPath>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
diff --git a/osu.Desktop.VisualTests/packages.config b/osu.Desktop.VisualTests/packages.config
index cad2ffff0d..2fb1023253 100644
--- a/osu.Desktop.VisualTests/packages.config
+++ b/osu.Desktop.VisualTests/packages.config
@@ -5,8 +5,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 -->
 <packages>
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
-  <package id="SharpCompress" version="0.15.2" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />
diff --git a/osu.Desktop/osu.Desktop.csproj b/osu.Desktop/osu.Desktop.csproj
index 4f66dfd3eb..5ac888b515 100644
--- a/osu.Desktop/osu.Desktop.csproj
+++ b/osu.Desktop/osu.Desktop.csproj
@@ -121,18 +121,23 @@
     </Reference>
     <Reference Include="mscorlib" />
     <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\NuGet.Squirrel.dll</HintPath>
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\NuGet.Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Splat, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Splat.2.0.0\lib\Net45\Splat.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Squirrel, Version=1.5.2.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.5.2\lib\Net45\Squirrel.dll</HintPath>
+    <Reference Include="Squirrel, Version=1.7.5.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\squirrel.windows.1.7.5\lib\Net45\Squirrel.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
diff --git a/osu.Desktop/packages.config b/osu.Desktop/packages.config
index 60e8182c82..3ad2106d2b 100644
--- a/osu.Desktop/packages.config
+++ b/osu.Desktop/packages.config
@@ -7,7 +7,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
   <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net45" />
   <package id="Microsoft.Net.Http" version="2.2.29" targetFramework="net45" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net45" />
   <package id="Splat" version="2.0.0" targetFramework="net45" />
-  <package id="squirrel.windows" version="1.5.2" targetFramework="net45" />
+  <package id="squirrel.windows" version="1.7.5" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
index 281d2b5a79..83996df41a 100644
--- a/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
+++ b/osu.Game.Rulesets.Catch/osu.Game.Rulesets.Catch.csproj
@@ -33,8 +33,9 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/osu.Game.Rulesets.Catch/packages.config b/osu.Game.Rulesets.Catch/packages.config
index 634d0b51f6..fa6edb9c8f 100644
--- a/osu.Game.Rulesets.Catch/packages.config
+++ b/osu.Game.Rulesets.Catch/packages.config
@@ -5,5 +5,5 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
index 3d5614bd90..154e3d9b3e 100644
--- a/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
+++ b/osu.Game.Rulesets.Mania/osu.Game.Rulesets.Mania.csproj
@@ -33,8 +33,9 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/osu.Game.Rulesets.Mania/packages.config b/osu.Game.Rulesets.Mania/packages.config
index 634d0b51f6..fa6edb9c8f 100644
--- a/osu.Game.Rulesets.Mania/packages.config
+++ b/osu.Game.Rulesets.Mania/packages.config
@@ -5,5 +5,5 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
index 7219cf8769..f6f565c502 100644
--- a/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
+++ b/osu.Game.Rulesets.Osu/osu.Game.Rulesets.Osu.csproj
@@ -34,8 +34,9 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/osu.Game.Rulesets.Osu/packages.config b/osu.Game.Rulesets.Osu/packages.config
index 634d0b51f6..fa6edb9c8f 100644
--- a/osu.Game.Rulesets.Osu/packages.config
+++ b/osu.Game.Rulesets.Osu/packages.config
@@ -5,5 +5,5 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
index 8d6fcb503c..f719f2002b 100644
--- a/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
+++ b/osu.Game.Rulesets.Taiko/osu.Game.Rulesets.Taiko.csproj
@@ -33,8 +33,9 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/osu.Game.Rulesets.Taiko/packages.config b/osu.Game.Rulesets.Taiko/packages.config
index dc059c684b..8add43d5d5 100644
--- a/osu.Game.Rulesets.Taiko/packages.config
+++ b/osu.Game.Rulesets.Taiko/packages.config
@@ -4,5 +4,5 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game.Tests/osu.Game.Tests.csproj b/osu.Game.Tests/osu.Game.Tests.csproj
index b8fcb80aaf..8ec68b41be 100644
--- a/osu.Game.Tests/osu.Game.Tests.csproj
+++ b/osu.Game.Tests/osu.Game.Tests.csproj
@@ -30,11 +30,13 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="nunit.framework, Version=3.6.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\NUnit.3.6.1\lib\net45\nunit.framework.dll</HintPath>
+    <Reference Include="nunit.framework, Version=3.7.1.0, Culture=neutral, PublicKeyToken=2638cd05610744eb, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\NUnit.3.7.1\lib\net45\nunit.framework.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="SQLite.Net">
diff --git a/osu.Game.Tests/packages.config b/osu.Game.Tests/packages.config
index 9972fb41a1..9ad76308d7 100644
--- a/osu.Game.Tests/packages.config
+++ b/osu.Game.Tests/packages.config
@@ -4,8 +4,8 @@ Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 -->
 <packages>
-  <package id="NUnit" version="3.6.1" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
+  <package id="NUnit" version="3.7.1" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/osu.Game/osu.Game.csproj b/osu.Game/osu.Game.csproj
index a299ea3cb2..62c3f53221 100644
--- a/osu.Game/osu.Game.csproj
+++ b/osu.Game/osu.Game.csproj
@@ -39,12 +39,13 @@
     <Reference Include="Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\Newtonsoft.Json.10.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
-    <Reference Include="OpenTK, Version=2.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
-      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.2.0.50727.1341\lib\net45\OpenTK.dll</HintPath>
+    <Reference Include="OpenTK, Version=3.0.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\ppy.OpenTK.3.0\lib\net45\OpenTK.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="SharpCompress, Version=0.15.2.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
-      <HintPath Condition="Exists('$(SolutionDir)\packages\sharpcompress.0.15.2')" >$(SolutionDir)\packages\sharpcompress.0.15.2\lib\net45\SharpCompress.dll</HintPath>
-      <HintPath Condition="Exists('$(SolutionDir)\packages\SharpCompress.0.15.2')" >$(SolutionDir)\packages\SharpCompress.0.15.2\lib\net45\SharpCompress.dll</HintPath>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>$(SolutionDir)\packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="SQLite.Net, Version=3.1.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>$(SolutionDir)\packages\SQLite.Net.Core-PCL.3.1.1\lib\portable-win8+net45+wp8+wpa81+MonoAndroid1+MonoTouch1\SQLite.Net.dll</HintPath>
diff --git a/osu.Game/packages.config b/osu.Game/packages.config
index d51b0033ed..434f9328ea 100644
--- a/osu.Game/packages.config
+++ b/osu.Game/packages.config
@@ -6,8 +6,8 @@ Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/maste
 <packages>
   <package id="DotNetZip" version="1.10.1" targetFramework="net45" />
   <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="2.0.50727.1341" targetFramework="net45" />
-  <package id="SharpCompress" version="0.15.2" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="3.0" targetFramework="net45" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net45" />
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="net45" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net45" />