diff --git a/power/power-mode.cpp b/power/power-mode.cpp
index 0ffa53e..0542697 100644
--- a/power/power-mode.cpp
+++ b/power/power-mode.cpp
@@ -18,6 +18,8 @@ namespace pixel {
 
 using ::aidl::android::hardware::power::Mode;
 
+const std::string TAP_TO_WAKE_NODE = "/proc/gesture_function";
+
 bool isDeviceSpecificModeSupported(Mode type, bool* _aidl_return) {
     switch (type) {
         case Mode::DOUBLE_TAP_TO_WAKE: