diff --git a/.github/workflows/darker.yml b/.github/workflows/darker.yml
index 0325c4e555..7e56d987c3 100644
--- a/.github/workflows/darker.yml
+++ b/.github/workflows/darker.yml
@@ -43,3 +43,4 @@ jobs:
           else
             exit 0
           fi
+        shell: /usr/bin/bash {0}