diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1933081..462cbd2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Set up Golang
         uses: actions/setup-go@v3
         with:
-          go-version: '1.20.x'
+          go-version: '1.21.x'
           check-latest: true
           cache: true
 
diff --git a/Dockerfile b/Dockerfile
index 3c86dda..bff67d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.20.7 as build
+FROM golang:1.21.5 as build
 
 WORKDIR /go/src/app
 COPY . .