diff --git a/libraries/mogo-map/src/main/java/com/mogo/map/marker/AMapMarkerWrapper.java b/libraries/mogo-map/src/main/java/com/mogo/map/marker/AMapMarkerWrapper.java
index 2890def128..04685480fd 100644
--- a/libraries/mogo-map/src/main/java/com/mogo/map/marker/AMapMarkerWrapper.java
+++ b/libraries/mogo-map/src/main/java/com/mogo/map/marker/AMapMarkerWrapper.java
@@ -73,11 +73,11 @@ public class AMapMarkerWrapper implements IMogoMarker, Observer {
 
     @Override
     public void destroy() {
-        if ( mMogoMarkerOptions != null ) {
-            mMogoMarkerOptions.deleteObservers();
-            mMogoMarkerOptions = null;
-        }
         synchronized (this) {
+            if ( mMogoMarkerOptions != null ) {
+                mMogoMarkerOptions.deleteObservers();
+                mMogoMarkerOptions = null;
+            }
             if ( mMarker != null ) {
                 mMarker.remove();
                 mMarker.setMObject( null );