diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index d4030dc..7785144 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -15,7 +15,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20'
+          go-version: '1.21'
 
       - name: Run tests
         run: make test
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 20a979f..9670e2c 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -24,7 +24,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20'
+          go-version: '1.21'
       -
         name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v2
diff --git a/go.mod b/go.mod
index 658f6e3..892d9f4 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/andresterba/upstream-watch
 
-go 1.20
+go 1.21
 
 require (
 	github.com/DATA-DOG/go-sqlmock v1.5.0