diff --git a/osu.Game/Overlays/Settings/Sections/SizeSlider.cs b/osu.Game/Overlays/Settings/Sections/SizeSlider.cs
index cc2c77adf2..26db1aa755 100644
--- a/osu.Game/Overlays/Settings/Sections/SizeSlider.cs
+++ b/osu.Game/Overlays/Settings/Sections/SizeSlider.cs
@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
+using System.Globalization;
 using osu.Framework.Localisation;
 using osu.Game.Graphics.UserInterface;
 
@@ -13,6 +14,6 @@ namespace osu.Game.Overlays.Settings.Sections
     internal class SizeSlider<T> : OsuSliderBar<T>
         where T : struct, IEquatable<T>, IComparable<T>, IConvertible, IFormattable
     {
-        public override LocalisableString TooltipText => Current.Value.ToString(@"0.##x", null);
+        public override LocalisableString TooltipText => Current.Value.ToString(@"0.##x", NumberFormatInfo.CurrentInfo);
     }
 }