diff --git a/action.yml b/action.yml
index 82d90cd..329c69e 100644
--- a/action.yml
+++ b/action.yml
@@ -97,7 +97,7 @@ runs:
         echo "Authenticating and retrieving access token..."
         
         # Construct command
-        CMD="stackit auth get-access-token --only-print-access-token"
+        CMD="stackit auth activate-service-account --only-print-access-token"
         if [ -n "$PROJECT_ID" ]; then
           CMD="$CMD --project-id $PROJECT_ID"
         fi