diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7d68ad3e816addd3ddb113d585441337d3baad0d..add86a402fd09f1e205b59f9cda93778ed20a693 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -35,7 +35,7 @@ build-3.9-linux:
     paths:
       - dist3/      
 
-build-3.5-macos:
+build-3.9-macos:
   stage:
     build
   tags:
@@ -44,7 +44,7 @@ build-3.5-macos:
     GIT_SUBMODULE_STRATEGY: recursive
   script:
     - export PATH=/opt/local/bin:$PATH
-    - virtualenv -p python3.5 .
+    - virtualenv -p python3.9 .
     - source bin/activate
     - python setup.py bdist_wheel --dist-dir dist3
   artifacts:
@@ -94,17 +94,17 @@ test-3.9-linux:
     - cd tests
     - python -m unittest discover    
 
-test-3.5-macos:
+test-3.9-macos:
   stage:
     test
   tags:
     - Apple
   dependencies:
-    - build-3.5-macos
-  needs: [build-3.5-macos]
+    - build-3.9-macos
+  needs: [build-3.9-macos]
   script:
     - export PATH=/opt/local/bin:$PATH
-    - virtualenv -p python3.5 .
+    - virtualenv -p python3.9 .
     - source bin/activate
     - pip install dist3/*.whl
     - cd tests
@@ -155,14 +155,14 @@ deploy-3.9-linux:
     paths:
       - release/*.whl      
 
-deploy-3.5-macos:
+deploy-3.9-macos:
   stage:
     deploy
   tags:
     - Apple
   dependencies:
-    - build-3.5-macos
-  needs: [build-3.5-macos]
+    - build-3.9-macos
+  needs: [build-3.9-macos]
   script:
     - mkdir release
     - cp dist3/*.whl release