diff --git a/libs/input/tests/PointerController_test.cpp b/libs/input/tests/PointerController_test.cpp
index adfa91e..45b426b 100644
--- a/libs/input/tests/PointerController_test.cpp
+++ b/libs/input/tests/PointerController_test.cpp
@@ -160,9 +160,12 @@
           : PointerController(
                     policy, looper, spriteController,
                     /*enabled=*/true,
-                    [&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
+                    [&registeredListener](const sp<android::gui::WindowInfosListener>& listener)
+                            -> std::pair<std::vector<gui::WindowInfo>,
+                                         std::vector<gui::DisplayInfo>> {
                         // Register listener
                         registeredListener = listener;
+                        return {};
                     },
                     [&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
                         // Unregister listener