diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fa75ee36..babe1155 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: '1.20'
+          go-version: 1.21
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v2
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a076cd40..bf74b6f3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        go: [1.17, 1.18, 1.19, '1.20']
+        go: [1.17, 1.18, 1.19, '1.20', 1.21]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Set up Go 1.x
@@ -33,7 +33,7 @@ jobs:
       - name: Set up Go 1.x
         uses: actions/setup-go@v3
         with:
-          go-version: '1.20'
+          go-version: 1.21
       - name: Check out code into the Go module directory
         uses: actions/checkout@v2
         with:
diff --git a/go.mod b/go.mod
index fa72625c..52db283f 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/go-rel/rel
 
-go 1.20
+go 1.21
 
 require (
 	github.com/jinzhu/inflection v1.0.0