diff --git a/.github/workflows/mkosi.yml b/.github/workflows/mkosi.yml
index a3be3e99b1..3f75ef54aa 100644
--- a/.github/workflows/mkosi.yml
+++ b/.github/workflows/mkosi.yml
@@ -117,6 +117,7 @@ jobs:
                 WITH_DEBUG=1
                 # Enabling optimizations significantly speeds up integration tests.
                 OPTIMIZATION=g
+                SANITIZERS=address,undefined
 
         [Host]
         ToolsTree=default