diff --git a/srcpkgs/gnome-contacts/patches/ambiguous.patch b/srcpkgs/gnome-contacts/patches/ambiguous.patch
new file mode 100644
index 00000000000..3569e0e303f
--- /dev/null
+++ b/srcpkgs/gnome-contacts/patches/ambiguous.patch
@@ -0,0 +1,14 @@
+--- src/contacts-window.vala
++++ src/contacts-window.vala
+@@ -35,9 +35,9 @@ public class Contacts.Window : Gtk.ApplicationWindow {
+   [GtkChild]
+   private TitleBar titlebar;
+   [GtkChild]
+-  private HeaderBar left_header;
++  private Gtk.HeaderBar left_header;
+   [GtkChild]
+-  private HeaderBar right_header;
++  private Gtk.HeaderBar right_header;
+   [GtkChild]
+   private Overlay notification_overlay;
+   [GtkChild]