diff --git a/.build.yml b/.build.yml
index 0b57f11..bffdaf6 100644
--- a/.build.yml
+++ b/.build.yml
@@ -1,17 +1,14 @@
 ---
-image: debian/stable
-arch: amd64
+image: nixos/unstable
 packages:
-  - hugo
-  - yamllint
+  - nixos.hugo
+  - nixos.nodePackages_latest.prettier
 sources:
   - https://git.sr.ht/~c8h4/c8h4.io
-secrets:
-  - 647d8203-92ca-401c-92e1-0c5abe7420d2
 tasks:
   - lint: |
       cd c8h4.io
-      yamllint --strict .
+      prettier --check .
   - build: |
       cd c8h4.io
       hugo --minify