diff --git a/idea/idea-completion/testData/basic/common/extensions/ExtensionOnFQObject.kt b/idea/idea-completion/testData/basic/common/extensions/ExtensionOnFQObject.kt
index a98c6b71108..f8395bb7629 100644
--- a/idea/idea-completion/testData/basic/common/extensions/ExtensionOnFQObject.kt
+++ b/idea/idea-completion/testData/basic/common/extensions/ExtensionOnFQObject.kt
@@ -1,3 +1,4 @@
+// FIR_COMPARISON
 package foo
 
 object A