diff --git a/action.yml b/action.yml
index 39cf06e..ecde886 100644
--- a/action.yml
+++ b/action.yml
@@ -14,7 +14,7 @@ inputs:
     description: Whether or not to also include dev dependencies (true = include)
 runs:
   using: docker
-  main: "docker://git.janishutz.com/registry/npm-runner"
+  image: "docker://git.janishutz.com/registry/npm-runner"
   args:
     - ${{ inputs.script }}
     - ${{ inputs.workdir }}