diff --git a/src/st/meson.build b/src/st/meson.build
index 75cc85a03..cb7a8414d 100644
--- a/src/st/meson.build
+++ b/src/st/meson.build
@@ -214,7 +214,11 @@ libst_gir = gnome.generate_gir(libst,
   sources: st_gir_sources,
   nsversion: '1.0',
   namespace: 'St',
-  includes: ['Clutter-' + mutter_api_version, 'Cally-' + mutter_api_version, 'Meta-' + mutter_api_version],
+  includes: [
+    'Clutter-' + mutter_api_version,
+    'Cally-' + mutter_api_version,
+    'GdkPixbuf-2.0',
+    'Meta-' + mutter_api_version],
   dependencies: [mutter_dep, gdk_pixbuf_dep],
   include_directories: include_directories('..'),
   extra_args: ['-DST_COMPILATION', '--quiet'],