diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5245adb4e9adb2c5859fd3e6fbad0752d902aeb2..5e0f9b34c3a87fb4c04204dfe94ac39cd92d34a1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,7 +23,8 @@ before_script:
 
 flake8:
   image: python:3.6
-  tags: passoft
+  tags:
+  - passoft
   stage: static analysis
   script:
   - flake8 --ignore=E722,E712 data2passcal
@@ -31,30 +32,35 @@ flake8:
 
 python2.7:
   image: python:2.7
-  tags: passoft
+  tags:
+  - passoft
   stage: test
   script: tox -e py27
 
 python3.5:
   image: python:3.5
-  tags: passoft
+  tags:
+  - passoft
   stage: test
   script: tox -e py35
 
 python3.6:
   image: python:3.6
-  tags: passoft
+  tags:
+  - passoft
   stage: test
   script: tox -e py36
 
 python3.7:
   image: python:3.7
-  tags: passoft
+  tags:
+  - passoft
   stage: test
   script: tox -e py37
 
 python3.8:
   image: python:3.8
-  tags: passoft
+  tags:
+  - passoft
   stage: test
   script: tox -e py38