diff --git a/samples/kotlin_sample.sh b/samples/kotlin_sample.sh
index 30ca00a..ca4ea86 100755
--- a/samples/kotlin_sample.sh
+++ b/samples/kotlin_sample.sh
@@ -56,5 +56,5 @@
 kotlin -cp ${sampledir}/kotlin/kotlin_sample.jar SampleBinary
 
 # Cleanup temporary files.
-# rm -rf MyGame/
+rm -rf MyGame/
 # rm -rf ${sampledir}/kotlin