diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 19485a0c45d00116ae22282258862c97805f9c32..9963031ae642c33b2b2b3e3620ede5143f5f6527 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,7 +23,7 @@ cov:
   needs: []
   image: python:3.12-slim
   script:
-    - pip3 install -r requirements.txt
+    - pip3 install -r requirements-dev.txt
     - coverage run --source='.' runtests.py
     - coverage report
   coverage: '/TOTAL.+ ([0-9]{1,3}%)/'
diff --git a/requirements-dev.txt b/requirements-dev.txt
index bc0695aa8419a612dbe16d88e1320758f9a7941b..be63d11728e609bcdddc3dece618c722a2a60c3a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,4 @@
+-r requirements.txt
 setuptools>=62.6
 twine
 black~=25.1.0