diff --git a/.buildkite/cmakecheck.yml b/.buildkite/cmakecheck.yml
new file mode 100644
--- /dev/null
+++ b/.buildkite/cmakecheck.yml
@@ -0,0 +1,4 @@
+steps:
+  - label: "CMake Lint (Nix)"
+    command:
+      - 'nix shell github:nixos/nixpkgs/nixpkgs-22.05#cmake-format -c cmake-lint **/CMakeLists.txt'