diff --git a/Dockerfile b/Dockerfile
index 1bd0ed3..012c846 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,5 @@
-ARG ALPINE_VER="3.16"
-ARG GOLANG_VER="1.18"
-ARG ALPINE_IMG="alpine:${ALPINE_VER}"
-ARG GOLANG_IMG="golang:${GOLANG_VER}-alpine${ALPINE_VER}"
+ARG ALPINE_IMG="alpine:3.16"
+ARG GOLANG_IMG="golang:1.18-alpine3.16"
 
 FROM ${ALPINE_IMG} AS upx
 ENV UPX_VER="3.96"