diff --git a/action.yml b/action.yml
index 6a7c33c..19325ef 100644
--- a/action.yml
+++ b/action.yml
@@ -31,13 +31,8 @@ outputs:
     description: "Stringified posts in readme format"
 
 runs:
-  using: composite
-  steps:
-  - uses: actions/setup-go@v2
-    with:
-      go-version: '1.18'
-
-  - run: go run ./main.go
+  using: "docker"
+  image: "Dockerfile"
 
 branding:
   icon: 'file-text'