diff --git a/.github/workflows/isort.yml b/.github/workflows/isort.yml
index 0e2dfe500..c832082df 100644
--- a/.github/workflows/isort.yml
+++ b/.github/workflows/isort.yml
@@ -41,5 +41,5 @@ jobs:
         run: pip install .
 
       - name: Validate
-        run: isort -c pyro
+        run: isort --check --diff pyro