diff --git a/Unity.gitignore b/Unity.gitignore
index 58cbc825..2b8e8cf0 100644
--- a/Unity.gitignore
+++ b/Unity.gitignore
@@ -23,9 +23,15 @@
 # Autogenerated Jetbrains Rider plugin
 /[Aa]ssets/Plugins/Editor/JetBrains*
 
+# Plastic SCM meta and ache directory
+.plastic/
+
 # Visual Studio cache directory
 .vs/
 
+#JetBrains Rider cache directory
+.idea/
+
 # Gradle cache directory
 .gradle/