diff --git a/mqtt-forwarder.scratch.Dockerfile b/mqtt-forwarder.scratch.Dockerfile
index ed690d8..91f58d5 100644
--- a/mqtt-forwarder.scratch.Dockerfile
+++ b/mqtt-forwarder.scratch.Dockerfile
@@ -1,16 +1,19 @@
 # docker build --no-cache --progress=plain -t tobi312/tools:mqtt-forwarder -f mqtt-forwarder.scratch.Dockerfile .
-FROM golang:alpine AS builder
-SHELL ["/bin/ash", "-euxo", "pipefail", "-c"]
-ARG VERSION=master
-WORKDIR /app
-RUN apk update ; \
+FROM golang:1.23-alpine AS builder
+ARG VERSION=1.1.1
+ENV GOPATH=/go
+ENV CGO_ENABLED=0
+RUN \
+    #apk update ; \
     apk add --no-cache git make binutils ; \
-    git clone --branch ${VERSION} --single-branch https://git.ypbind.de/repository/mqtt-forwarder.git
-WORKDIR /app/mqtt-forwarder/src/mqtt-forwarder
-# create go.mod, go.sum and then build
-RUN go mod init mqtt-forwarder ; \
+    git clone --branch ${VERSION} --single-branch https://git.ypbind.de/repository/mqtt-forwarder.git ${GOPATH}/src/mqtt-forwarder ; \
+    #wget -qO- https://git.ypbind.de/cgit/mqtt-forwarder/snapshot/mqtt-forwarder-${VERSION}.tar.gz | tar xzv ; mv mqtt-forwarder-${VERSION} ${GOPATH}/src/mqtt-forwarder ; \
+    cd ${GOPATH}/src/mqtt-forwarder/src/mqtt-forwarder ; \
+    # create go.mod, go.sum and then build
+    go mod init mqtt-forwarder ; \
     go mod tidy ; \
-    go build -o ../../bin/mqtt-forwarder .
+    go build -o ${GOPATH}/bin/mqtt-forwarder . ; \
+    ${GOPATH}/bin/mqtt-forwarder --version
 
 #FROM alpine:latest
 FROM scratch
@@ -22,15 +25,15 @@ LABEL org.opencontainers.image.title="mqtt-forwarder" \
       org.opencontainers.image.created="${BUILD_DATE}" \
       org.opencontainers.image.revision="${VCS_REF}" \
       org.opencontainers.image.description="Simple MQTT message forwarder to forward messages from one MQTT broker to another MQTT broker" \
-      org.opencontainers.image.documentation="" \
+      org.opencontainers.image.documentation="https://ypbind.de/maus/projects/mqtt-forwarder/index.html" \
       org.opencontainers.image.base.name="scratch" \
       org.opencontainers.image.licenses="GPL-3.0" \
       org.opencontainers.image.url="https://github.com/Tob1as/docker-tools" \
       org.opencontainers.image.source="https://git.ypbind.de/cgit/mqtt-forwarder/"
 #RUN apk add --no-cache ca-certificates
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-COPY --from=builder --chown=1000:1000 /app/mqtt-forwarder/bin/mqtt-forwarder /usr/local/bin/mqtt-forwarder
-COPY --from=builder --chown=1000:1000 /app/mqtt-forwarder/example/config.ini /etc/mqtt-forwarder/config.ini
+COPY --from=builder --chown=1000:1000 /go/bin/mqtt-forwarder /usr/local/bin/mqtt-forwarder
+COPY --from=builder --chown=1000:1000 /go/src/mqtt-forwarder/example/config.ini /etc/mqtt-forwarder/config.ini
 USER 1000:1000
 ENTRYPOINT ["mqtt-forwarder"]
 #CMD ["--help"]