diff --git a/Dockerfile b/Dockerfile
index f07c913..da2f6f6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,12 @@
-FROM golang:1.15 as build
+FROM golang:1.15-alpine as build
 WORKDIR /netauth/ldap
 COPY . .
 RUN go mod vendor && \
-        CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-extldflags "-static"' -o /ldapd .
+        CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-extldflags "-static"' -o /ldapd . && \
+        apk add upx binutils && \
+        strip /ldapd && \
+        upx /ldapd && \
+        ls -alh /ldapd
 
 FROM scratch
 LABEL org.opencontainers.image.source https://github.com/netauth/ldap