diff --git a/idea/src/org/jetbrains/kotlin/idea/codeInsight/upDownMover/KotlinExpressionMover.java b/idea/src/org/jetbrains/kotlin/idea/codeInsight/upDownMover/KotlinExpressionMover.kt
similarity index 100%
rename from idea/src/org/jetbrains/kotlin/idea/codeInsight/upDownMover/KotlinExpressionMover.java
rename to idea/src/org/jetbrains/kotlin/idea/codeInsight/upDownMover/KotlinExpressionMover.kt