diff --git a/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/text/TextEditorCustomizer.java b/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/text/TextEditorCustomizer.kt
similarity index 100%
rename from platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/text/TextEditorCustomizer.java
rename to platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/text/TextEditorCustomizer.kt