diff --git a/Dockerfile b/Dockerfile
index a2bde02..e5ffb2e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,15 +2,15 @@ FROM golang:alpine AS build
 
 WORKDIR /build
 
-COPY go.mod .
-COPY go.sum .
-COPY *.go ./
+COPY [ "go.mod", "go.sum", "./"]
+COPY internal ./internal
+COPY cmd ./cmd
 
-RUN go build -o cool-dns .
+RUN go build -o cooldns cmd/cooldns.go
 
 FROM alpine:latest
 WORKDIR /app
 
-COPY --from=build /build/cool-dns .
+COPY --from=build /build/cooldns .
 
-ENTRYPOINT ["/app/cool-dns"]
+ENTRYPOINT ["/app/cooldns"]