diff --git a/.gitignore b/.gitignore
index 30b1e12bf1b03..20095dd97343e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -55,6 +55,7 @@ dev/create-release/*final
 spark-*-bin-*.tgz
 unit-tests.log
 /lib/
+ec2/lib/
 rat-results.txt
 scalastyle.txt
 scalastyle-output.xml