diff --git a/unity-command/action.yaml b/unity-command/action.yaml
index ff272ba..c41cab7 100644
--- a/unity-command/action.yaml
+++ b/unity-command/action.yaml
@@ -65,7 +65,7 @@ runs:
       if [[ "{{ inputs.noGraphics }}" == "true" ]]; then
         COMMAND="-nographics $COMMAND"
       fi
-      echo "command=$COMMAND"
+      echo "command=$COMMAND" >> "$GITHUB_OUTPUT"
   - name: "Run Unity command."
     uses: act/unity/unity@master
     with: