diff --git a/Dockerfile b/Dockerfile
index a3e4f34..d3fd0e9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.17.4-alpine3.15 as build
+FROM golang:1.18.1-alpine3.15 as build
 WORKDIR /build
 COPY . .
 RUN go get -d -v .