diff --git a/core/descriptor.loader.java/src/org/jetbrains/kotlin/serialization/jvm/JvmProtoBufUtil.java b/core/descriptor.loader.java/src/org/jetbrains/kotlin/serialization/jvm/JvmProtoBufUtil.kt
similarity index 100%
rename from core/descriptor.loader.java/src/org/jetbrains/kotlin/serialization/jvm/JvmProtoBufUtil.java
rename to core/descriptor.loader.java/src/org/jetbrains/kotlin/serialization/jvm/JvmProtoBufUtil.kt