diff --git a/qgroundcontrol.pro b/qgroundcontrol.pro
index 4e8c92e..dabfb14 100644
--- a/qgroundcontrol.pro
+++ b/qgroundcontrol.pro
@@ -550,7 +550,7 @@ contains(DEPENDENCIES_PRESENT, protobuf):contains(MAVLINK_CONF, pixhawk) {
     message("Including sources for Protocol Buffers")
 
     # Enable only if protobuf is available
-    SOURCES += mavlink/src/v1.0/pixhawk/pixhawk.pb.cc \
+    SOURCES += mavlink/share/mavlink/src/v1.0/pixhawk/pixhawk.pb.cc \
         src/ui/map3D/ObstacleGroupNode.cc \
         src/ui/map3D/GLOverlayGeode.cc
 }