diff --git a/images/Dockerfile-exporter b/images/Dockerfile-exporter
index e080190..7f8e698 100644
--- a/images/Dockerfile-exporter
+++ b/images/Dockerfile-exporter
@@ -1,9 +1,8 @@
 FROM golang:alpine3.15 as builder
-RUN go get github.com/letsencrypt/unbound_exporter
-RUN go install github.com/letsencrypt/unbound_exporter@latest
+RUN go install github.com/letsencrypt/unbound_exporter@v0.4.1
 RUN which unbound_exporter
 
-FROM alpine:3.15 
+FROM alpine:3.15
 COPY --from=builder /go/bin/unbound_exporter /bin/unbound_exporter
 RUN chmod +x /bin/unbound_exporter
 ENTRYPOINT ["/bin/unbound_exporter"]