diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cfa9e60..d565b80 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install -e .
-        python -m pip install pytest
+        python -m pip install pytest lxml requests
 
     - name: Run tests with pytest (no matplotlib, no pandas)
       run: |