diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 60accd463a7..287011cd568 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,12 @@
 # see https://docs.gitlab.com/ce/ci/yaml/README.html for all available options
 
 before_script:
-  - echo "Build starting ..."
+  - echo "Build starting (preparing swap)..."
+  - if [ $(df -m / --output=avail | tail -n1) -gt 10240 ]; then
+      sudo dd if=/dev/zero of=/samba-swap bs=1M count=6144;
+      sudo mkswap /samba-swap;
+      sudo swapon /samba-swap;
+    fi
 
 build_samba:
   stage: build