diff --git a/run_tests.sh b/run_tests.sh
index 258483ea2770..c8513749f312 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -172,8 +172,8 @@ function copy_subunit_log {
 }
 
 function run_pep8 {
-  echo "Running PEP8 and HACKING compliance check..."
-  bash -c "${wrapper} tools/run_pep8.sh"
+  echo "Running flake8 ..."
+  bash -c "${wrapper} flake8"
 }