diff --git a/.gitea/workflows/docker-hub.yml b/.gitea/workflows/docker-hub.yml
index 717696c..d84479a 100644
--- a/.gitea/workflows/docker-hub.yml
+++ b/.gitea/workflows/docker-hub.yml
@@ -12,6 +12,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          github-server-url: 'http://gitea:3000'
       - uses: docker/metadata-action@v5
         id: meta
         with:
diff --git a/.gitea/workflows/lint.yml b/.gitea/workflows/lint.yml
index 7982014..e7c35df 100644
--- a/.gitea/workflows/lint.yml
+++ b/.gitea/workflows/lint.yml
@@ -5,6 +5,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          github-server-url: 'http://gitea:3000'
       - run: pipx install poetry
       - uses: actions/setup-python@v5
         with:
diff --git a/.gitea/workflows/nix.yml b/.gitea/workflows/nix.yml
deleted file mode 100644
index fd854be..0000000
--- a/.gitea/workflows/nix.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-name: "Nix CI"
-
-on: [pull_request, push]
-
-jobs:
-  tests:
-    name: "Nix build on ${{ matrix.os }}"
-    runs-on: "${{ matrix.os }}-latest"
-    strategy:
-      matrix:
-        os: [ubuntu, macos]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
-      - uses: DeterminateSystems/flake-checker-action@main
-      - run: nix build
diff --git a/.gitea/workflows/test.yml b/.gitea/workflows/test.yml
index 219eeb9..1263867 100644
--- a/.gitea/workflows/test.yml
+++ b/.gitea/workflows/test.yml
@@ -5,5 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          github-server-url: 'http://gitea:3000'
       - run: docker compose -f test.yml up --exit-code-from tests
       - uses: codecov/codecov-action@v4