diff --git a/qgroundcontrol.pri b/qgroundcontrol.pri
index d3be98e82ed0bcfce2c5965c290637039163134d..b124c23332c8e16bc69ec34732e3f5bd0f5e6937 100644
--- a/qgroundcontrol.pri
+++ b/qgroundcontrol.pri
@@ -189,7 +189,7 @@ linux-g++ {
     DEFINES += QGC_OSG_ENABLED
     }
 
-    exists(/usr/include/osgEarth) | exists(/usr/local/include/osgEarth) {
+    exists(/usr/include/osgEarth):exists(/usr/include/osg) | exists(/usr/local/include/osgEarth):exists(/usr/include/osg) {
     message("Building support for osgEarth")
     DEPENDENCIES_PRESENT += osgearth
     # Include osgEarth libraries