diff --git a/Dockerfile b/Dockerfile
index 70ce631..a13df9e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.12.4-alpine AS build_deps
+FROM golang:1.14.0-alpine AS build_deps
 
 RUN apk add --no-cache git
 
@@ -16,7 +16,7 @@ COPY . .
 
 RUN CGO_ENABLED=0 go build -o webhook -ldflags '-w -extldflags "-static"' .
 
-FROM alpine:3.9
+FROM alpine:3.11
 
 RUN apk add --no-cache ca-certificates