diff --git a/.gitignore b/.gitignore
index c476faf..d00f60c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,6 @@ hs_err_*.log
 replay_*.log
 *.hprof
 *.jfr
+
+# kotlin
+.kotlin
\ No newline at end of file