diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 87e610fe9194f0e9a628cfb39062f9aede599992..166d9491221e3714f7919700d37c4a89bdf7f41c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,3 +1,6 @@
+---
+
+# yamllint disable-line rule:line-length
 image: registry.git.fsmpi.rwth-aachen.de/infra/ci-containers/fsmpi-packages:buster
 
 stages:
@@ -12,6 +15,7 @@ variables:
   QUILT_PATCHES: "debian/patches"
 
 before_script:
+  # yamllint disable-line rule:line-length
   - echo "deb-src http://ftp.halifax.rwth-aachen.de/debian/ buster main" > /etc/apt/sources.list.d/buster_src.list
   - apt-get update
   - apt-get install -y apt-utils
@@ -19,24 +23,24 @@ before_script:
 adcli:
   stage: build
   script: scripts/adcli.sh
-  artifacts: 
-    paths: 
+  artifacts:
+    paths:
       - packages/*
-      
+
 nginx:
   stage: build
   script: scripts/nginx-shib.sh
   only:
     - master
-  artifacts: 
-    paths: 
+  artifacts:
+    paths:
       - packages/*
 
 ganeti:
   stage: build
   script: scripts/ganeti.sh
-  artifacts: 
-    paths: 
+  artifacts:
+    paths:
       - packages/*
 
 grml-zsh-config:
@@ -49,8 +53,8 @@ grml-zsh-config:
 painintheapt:
   stage: build
   script: scripts/painintheapt.sh
-  artifacts: 
-    paths: 
+  artifacts:
+    paths:
       - packages/*
 
 acmebot: