diff --git a/plugins/groovy/test/org/jetbrains/plugins/groovy/lang/highlighting/Gr23HighlightingTest.groovy b/plugins/groovy/test/org/jetbrains/plugins/groovy/lang/highlighting/Gr23HighlightingTest.java
similarity index 100%
rename from plugins/groovy/test/org/jetbrains/plugins/groovy/lang/highlighting/Gr23HighlightingTest.groovy
rename to plugins/groovy/test/org/jetbrains/plugins/groovy/lang/highlighting/Gr23HighlightingTest.java