diff --git a/.github/workflows/build-devshell.yaml b/.github/workflows/build-devshell.yaml
index 050a748..0865501 100644
--- a/.github/workflows/build-devshell.yaml
+++ b/.github/workflows/build-devshell.yaml
@@ -7,6 +7,7 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    environment: cachix
     steps:
       - name: Checkout repository
         uses: actions/checkout@main
diff --git a/.github/workflows/build-nixos.yaml b/.github/workflows/build-nixos.yaml
index d5041fe..294b854 100644
--- a/.github/workflows/build-nixos.yaml
+++ b/.github/workflows/build-nixos.yaml
@@ -13,6 +13,7 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    environment: cachix
     steps:
       - name: Checkout repository
         uses: actions/checkout@main