diff --git a/.gitignore b/.gitignore
index e186fb288..d18dd136b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /tool/target/
 /runtime/Java/target/
-/gunit/target/
\ No newline at end of file
+/gunit/target/
+*.hprof
\ No newline at end of file