diff --git a/Makefile b/Makefile
index 0afc257b09..af9e15cdb3 100644
--- a/Makefile
+++ b/Makefile
@@ -56,7 +56,7 @@ precommit:
 
 # run pyright on all files in the current git commit
 pyright:
-	pyright $(shell git diff --staged --name-only)
+	pyright $(shell git diff --staged --name-only  -- '*.py')
 
 # run black on all files currently staged
 black: