1 files changed, 4 insertions, 0 deletions
diff --git a/layout/build/moz.build b/layout/build/moz.build
index b98e8265a..70b075491 100644
--- a/layout/build/moz.build
+++ b/layout/build/moz.build
@@ -73,6 +73,10 @@ elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'android':
         '/dom/system',
         '/dom/system/android',
     ]
+elif 'gtk' in CONFIG['MOZ_WIDGET_TOOLKIT']:
+    LOCAL_INCLUDES += [
+        '/widget/gtk',
+    ]
 
 if CONFIG['MOZ_WEBSPEECH']:
     LOCAL_INCLUDES += [