diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 42bf82209a6c8f8f22168dc9333e54831a3d8e89..df0425af614ca5f6697dd4a1414ee06185e9bb37 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,7 +5,7 @@ stages:
 
 build centos:
   stage: build
-  tags: [ linux, shell ]
+  tags: [linux, shell]
   script:
     - GPU_DRIVER_VERSION="$(dpkg-query --showformat='${Version}' --show 'nvidia-driver-*')"
     - CACHE_FILE="/var/lib/gitlab-runner/.local/share/robofish-docker-gpu-driver-version"
@@ -15,7 +15,7 @@ build centos:
 
 deploy centos:
   stage: deploy
-  tags: [ linux, shell ]
+  tags: [linux, shell]
   only:
     - master
   before_script:
@@ -28,7 +28,7 @@ deploy centos:
 
 build ubuntu:
   stage: build
-  tags: [ linux, shell ]
+  tags: [linux, shell]
   script:
     - GPU_DRIVER_VERSION="$(dpkg-query --showformat='${Version}' --show 'nvidia-driver-*')"
     - CACHE_FILE="/var/lib/gitlab-runner/.local/share/robofish-docker-gpu-driver-version"
@@ -38,7 +38,7 @@ build ubuntu:
 
 deploy ubuntu:
   stage: deploy
-  tags: [ linux, shell ]
+  tags: [linux, shell]
   only:
     - master
   before_script:
@@ -51,7 +51,7 @@ deploy ubuntu:
 
 build windows:
   stage: build
-  tags: [ windows, shell ]
+  tags: [windows, shell]
   before_script:
     - Copy-Item 'C:/Windows/System32/opengl32.dll' 'windows/devel/opengl32.dll'
     - Copy-Item 'C:/Windows/System32/glu32.dll' 'windows/devel/glu32.dll'
@@ -69,7 +69,7 @@ build windows:
 
 deploy windows:
   stage: deploy
-  tags: [ windows, shell ]
+  tags: [windows, shell]
   only:
     - master
   before_script: