diff --git a/src/QtLocationPlugin/QGCMapUrlEngine.h b/src/QtLocationPlugin/QGCMapUrlEngine.h
index 1dc2281d618add8d7f23f304162527512b753191..1a815b43e3cfc7dc89115f74d826ad181cd40141 100644
--- a/src/QtLocationPlugin/QGCMapUrlEngine.h
+++ b/src/QtLocationPlugin/QGCMapUrlEngine.h
@@ -75,7 +75,7 @@ public:
         EsriWorldSatellite      = 7001,
         EsriTerrain             = 7002,
 
-        AirmapElevation         = 8000
+        AirmapElevation         = 8001
     };
 
     UrlFactory      ();