diff --git a/tools/jenkins/run_performance.sh b/tools/jenkins/run_performance.sh
index c80685b23a09d51b9737b896838b988b08e155d7..08cc476c6fe50ce4d8526d5c7c5ed2d8f34dc85d 100755
--- a/tools/jenkins/run_performance.sh
+++ b/tools/jenkins/run_performance.sh
@@ -31,6 +31,11 @@
 # This script is invoked by Jenkins and runs performance smoke test.
 set -ex
 
+#
+# Put a timeout on this test
+#
+((sleep 900; kill $$)&)
+
 # Enter the gRPC repo root
 cd $(dirname $0)/../..