diff --git a/Dockerfile b/Dockerfile
index acbace4..f5d745b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ COPY main.go .
 ENV CGO_ENABLED=0
 RUN go build -o /app main.go
 
-FROM alpine@sha256:77726ef6b57ddf65bb551896826ec38bc3e53f75cdde31354fbffb4f25238ebd
+FROM alpine@sha256:a8560b36e8b8210634f77d9f7f9efd7ffa463e380b75e2e74aff4511df3ef88c
 RUN apk add traceroute bind-tools curl
 LABEL maintainer="github.com/bukowa"