diff --git a/applications/osgviewer/osgviewer.cpp b/applications/osgviewer/osgviewer.cpp
index 350b7588a..7e99a2a49 100644
--- a/applications/osgviewer/osgviewer.cpp
+++ b/applications/osgviewer/osgviewer.cpp
@@ -145,6 +145,6 @@ int main(int argc, char** argv)
 
     viewer.realize();
 
-    viewer.run();
+    return viewer.run();
 
 }