diff --git a/ci/docker-rust-nightly/Dockerfile b/ci/docker-rust-nightly/Dockerfile
index f616c663c6..e462710b05 100644
--- a/ci/docker-rust-nightly/Dockerfile
+++ b/ci/docker-rust-nightly/Dockerfile
@@ -1,3 +1,5 @@
+##### test
+
 FROM solanalabs/rust:1.44.0
 ARG date