diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 44f30f94..edc9194b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -33,8 +33,8 @@ variables:
 
   # Ubuntu packages
   UBUNTU_DEPS:
-    meson build-essential valac desktop-file-utils gettext iso-codes
-    itstool libenchant-2-dev libfolks-dev
+    meson build-essential valac desktop-file-utils gettext
+    gobject-introspection iso-codes itstool libenchant-2-dev libfolks-dev
     libgcr-3-dev libgee-0.8-dev libglib2.0-dev libgmime-3.0-dev
     libgoa-1.0-dev libgspell-1-dev libgsound-dev libgtk-3-dev
     libhandy-1-dev libicu-dev libjson-glib-dev libmessaging-menu-dev