diff --git a/src/Gui/BlenderNavigationStyle.cpp b/src/Gui/BlenderNavigationStyle.cpp
index e4f78a9c3..d3b08fd25 100644
--- a/src/Gui/BlenderNavigationStyle.cpp
+++ b/src/Gui/BlenderNavigationStyle.cpp
@@ -361,6 +361,7 @@ SbBool BlenderNavigationStyle::processSoEvent(const SoEvent * const ev)
     //    newmode = NavigationStyle::ZOOMING;
     //    break;
     case CTRLDOWN|SHIFTDOWN|BUTTON2DOWN:
+    case CTRLDOWN|BUTTON3DOWN:
         newmode = NavigationStyle::ZOOMING;
         break;