diff --git a/tool/piped-base/Dockerfile b/tool/piped-base/Dockerfile
index 15c7ef4a7a..55fbb86982 100644
--- a/tool/piped-base/Dockerfile
+++ b/tool/piped-base/Dockerfile
@@ -1,3 +1,4 @@
+# Base image for piped agent
 FROM alpine:3.22.2
 
 ARG PIPED_USER=piped