diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 9aa645e..5827d46 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -13,7 +13,7 @@ jobs:
   tests:
     name: Tests
     runs-on: ubuntu-latest
-    container: quay.io/projectquay/golang:1.20
+    container: quay.io/projectquay/golang:1.21
     steps:
       - uses: actions/checkout@v4
       - run: go test ./...