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diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 09d3fddde50e987036d588455cca3a177779059c..2a674a8cb58ff4c364b472641b538630117a5ffa 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -36,7 +36,7 @@           - <YOUR_CACHIX_NAME>
         nixPath:
           - nixpkgs=channel:nixos-unstable
           - nixpkgs=channel:nixpkgs-unstable
-          - nixpkgs=channel:nixos-21.05
+          - nixpkgs=channel:nixos-21.11
     runs-on: ubuntu-latest
     steps:
     - name: Checkout repository