diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8f1ba46..93ac4fa 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,6 +9,9 @@ jobs:
   build:
     name: "Build"
     runs-on: nix-latest
+    container:
+      image: "src.thehellings.com/greg/builder:latest"
+      options: "--pull always"
     strategy:
       matrix:
         image: