diff --git a/.gitignore b/.gitignore
index 141e25366..dd0ae9872 100644
--- a/.gitignore
+++ b/.gitignore
@@ -143,6 +143,9 @@ run/
 .idea/**/gradle.xml
 .idea/**/libraries
 
+# Building
+classes
+
 # Gradle and Maven with auto-import
 # When using Gradle or Maven with auto-import, you should exclude module files,
 # since they will be recreated, and may cause churn.  Uncomment if using
@@ -267,4 +270,4 @@ gradle-app.setting
 # # Work around https://youtrack.jetbrains.com/issue/IDEA-116898
 # gradle/wrapper/gradle-wrapper.properties
 
-# End of https://www.gitignore.io/api/linux,gradle,eclipse,windows,forgegradle,intellij+all,emacs,vim
\ No newline at end of file
+# End of https://www.gitignore.io/api/linux,gradle,eclipse,windows,forgegradle,intellij+all,emacs,vim