diff --git a/.gitea/workflows/build_nightly.yaml b/.gitea/workflows/build_nightly.yaml
index 8404c6c..43f343b 100644
--- a/.gitea/workflows/build_nightly.yaml
+++ b/.gitea/workflows/build_nightly.yaml
@@ -3,7 +3,7 @@ on: [ push ]
 
 jobs:
   build:
-    runs-on: ubuntu20.04
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v4
       - uses: docker/setup-buildx-action@v3