diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c3b2fc93..9cc7d0ea 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -145,7 +145,7 @@ test_installed:
   extends:
     - .standard_job
   script:
-    - meson setup _build --prefix=/usr -Ddrivers=all
+    - meson setup _build --prefix=/usr -Ddrivers=all -Dinstalled-tests=true
     - meson install -C _build
     - mv _build _build_dir
     - rm -rf tests