diff --git a/android/2.0/location_api/GnssAPIClient.cpp b/android/2.0/location_api/GnssAPIClient.cpp
index 15245e3a..ffe90750 100644
--- a/android/2.0/location_api/GnssAPIClient.cpp
+++ b/android/2.0/location_api/GnssAPIClient.cpp
@@ -61,6 +61,7 @@ GnssAPIClient::GnssAPIClient(const sp<V1_0::IGnssCallback>& gpsCb,
     mControlClient(new LocationAPIControlClient()),
     mLocationCapabilitiesMask(0),
     mLocationCapabilitiesCached(false),
+    mTracking(false),
     mGnssCbIface_2_0(nullptr)
 {
     LOC_LOGD("%s]: (%p %p)", __FUNCTION__, &gpsCb, &niCb);
@@ -76,6 +77,7 @@ GnssAPIClient::GnssAPIClient(const sp<V2_0::IGnssCallback>& gpsCb) :
     mControlClient(new LocationAPIControlClient()),
     mLocationCapabilitiesMask(0),
     mLocationCapabilitiesCached(false),
+    mTracking(false),
     mGnssCbIface_2_0(nullptr)
 {
     LOC_LOGD("%s]: (%p)", __FUNCTION__, &gpsCb);
@@ -179,6 +181,11 @@ void GnssAPIClient::gnssUpdateCallbacks_2_0(const sp<V2_0::IGnssCallback>& gpsCb
 bool GnssAPIClient::gnssStart()
 {
     LOC_LOGD("%s]: ()", __FUNCTION__);
+
+    mMutex.lock();
+    mTracking = true;
+    mMutex.unlock();
+
     bool retVal = true;
     locAPIStartTracking(mTrackingOptions);
     return retVal;
@@ -187,6 +194,11 @@ bool GnssAPIClient::gnssStart()
 bool GnssAPIClient::gnssStop()
 {
     LOC_LOGD("%s]: ()", __FUNCTION__);
+
+    mMutex.lock();
+    mTracking = false;
+    mMutex.unlock();
+
     bool retVal = true;
     locAPIStopTracking();
     return retVal;
@@ -412,12 +424,18 @@ void GnssAPIClient::onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask)
 
 void GnssAPIClient::onTrackingCb(Location location)
 {
-    LOC_LOGD("%s]: (flags: %02x)", __FUNCTION__, location.flags);
     mMutex.lock();
     auto gnssCbIface(mGnssCbIface);
     auto gnssCbIface_2_0(mGnssCbIface_2_0);
+    bool isTracking = mTracking;
     mMutex.unlock();
 
+    LOC_LOGD("%s]: (flags: %02x isTracking: %d)", __FUNCTION__, location.flags, isTracking);
+
+    if (!isTracking) {
+        return;
+    }
+
     if (gnssCbIface_2_0 != nullptr) {
         V2_0::GnssLocation gnssLocation;
         convertGnssLocation(location, gnssLocation);
diff --git a/android/2.0/location_api/GnssAPIClient.h b/android/2.0/location_api/GnssAPIClient.h
index 493f9ca1..63b45615 100644
--- a/android/2.0/location_api/GnssAPIClient.h
+++ b/android/2.0/location_api/GnssAPIClient.h
@@ -102,6 +102,7 @@ private:
     LocationCapabilitiesMask mLocationCapabilitiesMask;
     bool mLocationCapabilitiesCached;
     TrackingOptions mTrackingOptions;
+    bool mTracking;
     sp<V2_0::IGnssCallback> mGnssCbIface_2_0;
 };