--- a/libpurple/tests/test_ui.c	Tue Nov 01 00:03:51 2022 -0500
+++ b/libpurple/tests/test_ui.c	Tue Nov 01 00:27:44 2022 -0500
@@ -70,9 +70,11 @@
 
 G_DEFINE_TYPE(TestPurpleUi, test_purple_ui, PURPLE_TYPE_UI)
 
-static void
-test_purple_ui_start(G_GNUC_UNUSED PurpleUi *ui) {
+static gboolean
+test_purple_ui_start(G_GNUC_UNUSED PurpleUi *ui, G_GNUC_UNUSED GError **error) {
 	purple_conversations_set_ui_ops(&test_conv_uiops);
+
+	return TRUE;
 }
 
 static gpointer