diff --git a/Global/JetBrains.gitignore b/Global/JetBrains.gitignore
index 9f20c50..5db4d2e 100644
--- a/Global/JetBrains.gitignore
+++ b/Global/JetBrains.gitignore
@@ -18,3 +18,6 @@
 
 ## Additional for IntelliJ
 out/
+
+# generated by mpeltonen/sbt-idea plugin
+.idea_modules/