diff --git a/.forgejo/workflows/ci.yaml b/.forgejo/workflows/ci.yaml
index 8b2252c..53e78eb 100644
--- a/.forgejo/workflows/ci.yaml
+++ b/.forgejo/workflows/ci.yaml
@@ -4,10 +4,19 @@ on: [push]
 
 jobs:
   check:
+    runs-on: ubuntu-latest-amd64
+
     uses: daniel/reusable-workflows/.github/workflows/nix-flake-check.yaml@main
+    with:
+      runner: ubuntu-latest-amd64
     secrets: inherit
 
   build:
+    runs-on: ubuntu-latest-amd64
+
     needs: check
+
     uses: daniel/reusable-workflows/.github/workflows/nix-flake-build.yaml@main
+    with:
+      runner: ubuntu-latest-amd64
     secrets: inherit