diff --git a/action.yml b/action.yml
index 8324a81..213ca08 100644
--- a/action.yml
+++ b/action.yml
@@ -3,4 +3,4 @@ name: "Add on factory test matrix"
 description: "This tool automates the selection matrix dimensions"
 runs:
   using: "docker"
-  image: Dockerfile
+  image: docker://ghcr.io/splunk/addonfactory-test-matrix-action/addonfactory-test-matrix-action:v2.1.5