diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index 40f51b6..f34b810 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -777,6 +777,14 @@
     virtual int32_t bumpGeneration() {
         return ++mGeneration;
     }
+
+    virtual void getExternalStylusDevices(Vector<InputDeviceInfo>& outDevices) {
+
+    }
+
+    virtual void dispatchExternalStylusState(const StylusState&) {
+
+    }
 };