diff --git a/ant/src/org/jetbrains/kotlin/ant/KotlinCompilerAdapter.java b/ant/src/org/jetbrains/kotlin/ant/KotlinCompilerAdapter.kt
similarity index 100%
rename from ant/src/org/jetbrains/kotlin/ant/KotlinCompilerAdapter.java
rename to ant/src/org/jetbrains/kotlin/ant/KotlinCompilerAdapter.kt