diff --git a/.gitignore b/.gitignore
index ef554342ec3..264b5b491da 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,8 +23,9 @@ workspace.xml
 .gradle/
 build/
 !**/src/**/build
-*.iml
 !**/test/**/build
+*.iml
+!**/testData/**/*.iml
 .idea/modules.xml
 .idea/libraries/Gradle*.xml
 .idea/libraries/Maven*.xml