diff --git a/Dockerfile b/Dockerfile
index 53f4e5e..a403e60 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,14 +4,9 @@ ARG GOLANG="golang:1.18-alpine3.16"
 
 FROM ${ALPINE} AS upx
 RUN apk add build-base cmake
-#ENV UPX="4.0.0"
-#RUN wget https://github.com/upx/upx/releases/download/v${UPX}/upx-${UPX}-src.tar.xz && tar xf upx-${UPX}-src.tar.xz
-RUN apk add git
-RUN git clone https://github.com/dnomd343/upx.git --depth=1
-WORKDIR ./upx/
-RUN git submodule update --init
-RUN rm -rf ./.git/
-#WORKDIR ./upx-${UPX}-src/
+ENV UPX="4.0.1"
+RUN wget https://github.com/upx/upx/releases/download/v${UPX}/upx-${UPX}-src.tar.xz && tar xf upx-${UPX}-src.tar.xz
+WORKDIR ./upx-${UPX}-src/
 RUN make UPX_CMAKE_CONFIG_FLAGS=-DCMAKE_EXE_LINKER_FLAGS=-static
 WORKDIR ./build/release/
 RUN strip upx && mv upx /tmp/