diff --git a/Containerfile b/Containerfile
index 6ca8cb6..554d780 100644
--- a/Containerfile
+++ b/Containerfile
@@ -9,4 +9,3 @@ FROM scratch
 COPY --from=builder /md2gmi /md2gmi
 
 ENTRYPOINT ["/md2gmi"]
-CMD ["${INPUT_DIR}", "${OUTPUT_DIR}"]
diff --git a/action.yml b/action.yml
index 0a9f09d..c8efa49 100644
--- a/action.yml
+++ b/action.yml
@@ -10,3 +10,6 @@ inputs:
 runs:
   using: "docker"
   image: "Containerfile"
+  args:
+    - ${{ inputs.input-dir }}
+    - ${{ inputs.output-dir }}