diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/reference/CallArgumentTranslator.java b/js/js.translator/src/org/jetbrains/kotlin/js/translate/reference/CallArgumentTranslator.kt
similarity index 100%
rename from js/js.translator/src/org/jetbrains/kotlin/js/translate/reference/CallArgumentTranslator.java
rename to js/js.translator/src/org/jetbrains/kotlin/js/translate/reference/CallArgumentTranslator.kt