diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 77d3410..e740e6d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         container:
           - "ubuntu:22.04"
           - "ubuntu:latest"
-          - "debian:10.13"
+          - "debian:11.9"
           - "debian:latest"
     container: ${{ matrix.container }}
     steps: