diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ea952c1..0ee2e76 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -55,7 +55,7 @@ build:windows:
 
 build:linux:
   extends: .build
-  image: registry.gitlab.com/gothicmultiplayerteam/buildimage:ubuntu-18.04
+  image: registry.gitlab.com/gothicmultiplayerteam/buildimage:ubuntu-20.04-${ARCHITECTURE}
   variables:
     SYSTEM: "Linux"
     SHARED_LIB_SUFFIX: ".so"