diff --git a/.gitea/workflows/generate-iso.yaml b/.gitea/workflows/generate-iso.yaml
index 4dfb3c7..cdae91b 100644
--- a/.gitea/workflows/generate-iso.yaml
+++ b/.gitea/workflows/generate-iso.yaml
@@ -26,7 +26,7 @@ on:
 jobs:
   generate-private-ciss-debian-live-iso:
     name: Generating a private Live ISO.
-    runs-on: ubuntu-latest
+    runs-on: ciss.debian.live.builder
 
     ### Run all steps inside Debian Bookworm
     container: