diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java b/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.kt similarity index 100% rename from compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java rename to compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.kt