diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0c98f1b..c6e5dc3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,3 +7,4 @@ jobs:
     steps:
       - run: apt list --all-versions docker*
       - run: apt list --installed docker*
+      - run: which docker