diff --git a/libs/cli/langgraph_cli/config.py b/libs/cli/langgraph_cli/config.py
index 461bf9631..dd4758434 100644
--- a/libs/cli/langgraph_cli/config.py
+++ b/libs/cli/langgraph_cli/config.py
@@ -1523,6 +1523,7 @@ ADD {relpath} /deps/{name}
     image_str = docker_tag(config, base_image, api_version)
     docker_file_contents = [
         f"FROM {image_str}",
+        "# -- making use of two-stage-cache-optimizations --",
         "",
         os.linesep.join(config["dockerfile_lines"]),
         "",