diff --git a/src/st/meson.build b/src/st/meson.build
index 7731ef6b1..97ce6134d 100644
--- a/src/st/meson.build
+++ b/src/st/meson.build
@@ -142,7 +142,7 @@ libst_gir = gnome.generate_gir(libst,
   sources: st_gir_sources,
   nsversion: '1.0',
   namespace: 'St',
-  includes: ['Clutter-' + mutter_api_version, 'Gtk-3.0'],
+  includes: ['Clutter-' + mutter_api_version, 'Cally-' + mutter_api_version, 'Gtk-3.0'],
   dependencies: [mutter_dep],
   include_directories: include_directories('..'),
   extra_args: ['-DST_COMPILATION', '--quiet'],