diff --git a/Dockerfile b/Dockerfile
index f333252..dc4bf9b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ COPY *.sum    ./
 RUN go mod download
 
 COPY *.go      ./
+COPY Makefile  ./
 COPY lib       ./lib
 COPY log       ./log
 COPY public    ./public