diff --git a/tools/run-mypy b/tools/run-mypy
index a8289ba82d..c805b2413d 100755
--- a/tools/run-mypy
+++ b/tools/run-mypy
@@ -63,7 +63,6 @@ tools/deprecated/inject-messages/inject-messages
 tools/deprecated/review
 tools/get-handlebar-vars
 tools/minify-js
-tools/test-js-with-casper
 tools/test-run-dev
 tools/update-deployment
 tools/zulip-export/zulip-export