diff --git a/go/Dockerfile b/go/Dockerfile
index b66fc1f..9d62966 100644
--- a/go/Dockerfile
+++ b/go/Dockerfile
@@ -1,20 +1,23 @@
-FROM golang:1.18-alpine AS build
+FROM golang:1.19-alpine AS build
 
 ENV CGO_ENABLED 0
 ENV GOOS linux
 ENV GOARCH amd64
 
 WORKDIR /app
+RUN apk -U upgrade --no-cache
 
-COPY go.* .
+COPY go.* ./
 RUN go mod download
 
-COPY . .
-RUN go build -o ./out/dist .
+COPY . ./
+RUN go build -ldflags="-s -w" -o ./out/dist .
 
 FROM alpine:latest
 
-RUN apk upgrade --no-cache
+RUN apk -U upgrade --no-cache
 
 COPY --from=build /app/out/dist .
+
+EXPOSE 80
 CMD ./dist
diff --git a/go/go.mod b/go/go.mod
index 71e0975..7b5bfc2 100644
--- a/go/go.mod
+++ b/go/go.mod
@@ -1,6 +1,6 @@
 module go-app
 
-go 1.18
+go 1.19
 
 require (
 	github.com/gin-gonic/gin v1.7.3