diff --git a/.tangled/workflows/build.yml b/.tangled/workflows/build.yml
index 78db307..4014003 100644
--- a/.tangled/workflows/build.yml
+++ b/.tangled/workflows/build.yml
@@ -2,6 +2,8 @@ when:
   - event: ["push", "pull_request"]
     branch: ["master"]
 
+engine: nixery
+
 dependencies:
   nixpkgs:
     - go
diff --git a/.tangled/workflows/fmt.yml b/.tangled/workflows/fmt.yml
index 8f644a3..1e34894 100644
--- a/.tangled/workflows/fmt.yml
+++ b/.tangled/workflows/fmt.yml
@@ -2,6 +2,8 @@ when:
   - event: ["push", "pull_request"]
     branch: ["master"]
 
+engine: nixery
+
 steps:
   - name: "Check formatting"
     command: |
diff --git a/.tangled/workflows/test.yml b/.tangled/workflows/test.yml
index 2039068..3b1c496 100644
--- a/.tangled/workflows/test.yml
+++ b/.tangled/workflows/test.yml
@@ -2,6 +2,8 @@ when:
   - event: ["push", "pull_request"]
     branch: ["master"]
 
+engine: nixery
+
 dependencies:
   nixpkgs:
     - go