diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2f90422..0fd1fa7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,7 @@ before_script:
 test:
   stage: test
   script:
-  - pip3 install -u .
+  - pip3 install -e .
   - sudo -u matemat python3.7 -m coverage run --rcfile=setup.cfg -m unittest discover matemat
   - sudo -u matemat python3.7 -m coverage combine
   - sudo -u matemat python3.7 -m coverage report --rcfile=setup.cfg
@@ -24,7 +24,7 @@ test:
 codestyle:
   stage: test
   script:
-  - pip3 install -u .
+  - pip3 install -e .
   - sudo -u matemat pycodestyle matemat