diff --git a/run_tests.sh b/run_tests.sh
index 0ed6ae154a4..6c767180ed8 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -514,12 +514,6 @@ do
           echo "Skipping Python test clean up."
           shift
           ;;
-      -watch|--watch)
-          # Have grunt watch test or directory for changes, only
-          # valid for javascript testing.
-          watch=1
-          shift
-          ;;
       --skip-venv)
           skip_venv='--skip-venv'
           shift