diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index 404fdfee..b7103bc2 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -1235,7 +1235,7 @@ IDevice::timer_uid_t CPhoneDevice::RegisterTimer(unsigned int timerType, unsigne
     context->uid = (unsigned long)timer;
     ts.it_value.tv_sec = (timeout / 1000);
     ts.it_value.tv_nsec = (timeout % 1000) * 1000;
-    if (times != 1)
+    if (times > 1)
     {
         ts.it_interval.tv_sec = ts.it_value.tv_sec;
         ts.it_interval.tv_nsec = ts.it_value.tv_nsec;
diff --git a/app/src/main/cpp/PhoneDevice.h b/app/src/main/cpp/PhoneDevice.h
index 784f75ad..f9aa4898 100644
--- a/app/src/main/cpp/PhoneDevice.h
+++ b/app/src/main/cpp/PhoneDevice.h
@@ -212,7 +212,7 @@ public:
     virtual timer_uid_t RegisterHeartbeat(unsigned int timerType, unsigned int timeout, time_t tsForNextPhoto);
 	virtual bool TakePhoto(const IDevice::PHOTO_INFO& photoInfo, const vector<OSD_INFO>& osds, const std::string& path);
 	virtual bool CloseCamera();
-    virtual timer_uid_t RegisterTimer(unsigned int timerType, unsigned int timeout, void* data, unsigned long times = 0);
+    virtual timer_uid_t RegisterTimer(unsigned int timerType, unsigned int timeout, void* data, unsigned long times = 1);
     virtual bool UnregisterTimer(timer_uid_t uid);
     virtual unsigned long RequestWakelock(unsigned long timeout);
     virtual bool ReleaseWakelock(unsigned long wakelock);