diff --git a/script/lint b/script/lint
index 2c3739c5c13..d607aa87bb6 100755
--- a/script/lint
+++ b/script/lint
@@ -4,7 +4,7 @@
 # performs roughly what this test did in the past.
 
 if [ "$1" = "--changed" ]; then
-  export files="`git diff upstream/dev --name-only | grep -v requirements_all.txt`"
+  export files="`git diff upstream/dev --name-only | grep -e '\.py$'`"
   echo "================================================="
   echo "FILES CHANGED (git diff upstream/dev --name-only)"
   echo "================================================="