diff --git a/.gitea/workflows/run-tests.yaml b/.gitea/workflows/run-tests.yaml
index 3571aa6..9ed13cd 100644
--- a/.gitea/workflows/run-tests.yaml
+++ b/.gitea/workflows/run-tests.yaml
@@ -10,6 +10,9 @@ jobs:
         uses: actions/checkout@v4
       - name: Install elixir
         uses: erlef/setup-beam@v1
+        with:
+          otp-version: '28'
+          elixir-version: '1.18'
       - name: Install dependencies
         run: mix deps.get
       - name: Run tests