diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -14,4 +14,11 @@
     - dotnet build isometric-park-fna-core.sln -f netcoreapp3.1 -c Release
     - cp -r fnalibs/lib64 isometric-park-fna/bin/Release/
     - cd isometric-park-fna/bin/Release/netcoreapp3.1; ls "../../../../fnalibs/lib64"
-    - LD_LIBRARY_PATH="../../../../fnalibs/lib64" DYLD_LIBRARY_PATH="../../../../fnalibs/osx" dotnet ./isometric-park-fna.dll
+    - apt install -y xorg-dev libglu1-mesa libgl1-mesa-dev xvfb libxinerama1 libxcursor1
+    - LD_LIBRARY_PATH="../../../../fnalibs/lib64" DYLD_LIBRARY_PATH="../../../../fnalibs/osx" xvfb-run -a -s "-screen 0 1400x900x24 +extension RANDR" --  dotnet ./isometric-park-fna.dll &
+    - sleep 5; xwd -root -out screenshot.xwd
+    - sleep 1; killall dotnet
+  artifacts:
+    paths:
+      - screenshot.xwd
+    expire_in: 1 week