diff --git a/qgroundcontrol.pro b/qgroundcontrol.pro
index 54d414fb80ab5bfcdda0d966968fad40a116d77c..1c8c52864acac004529182dce3ce4d813b112fc8 100644
--- a/qgroundcontrol.pro
+++ b/qgroundcontrol.pro
@@ -625,7 +625,7 @@ win32-msvc2008|win32-msvc2010|linux {
         -llibxbee
 }
 
-#win32-msvc2008|win32-msvc2010 {
+win32-msvc2008|win32-msvc2010 {
     message("Including support for 3DxWare for Windows system.")
     SOURCES  += libs/thirdParty/3DMouse/win/MouseParameters.cpp \
                 libs/thirdParty/3DMouse/win/Mouse3DInput.cpp \
@@ -636,4 +636,4 @@ win32-msvc2008|win32-msvc2010|linux {
                 src/input/Mouse6dofInput.h
     INCLUDEPATH += libs/thirdParty/3DMouse/win
     DEFINES += MOUSE_ENABLED_WIN
-#}
+}
diff --git a/src/ui/MainWindow.h b/src/ui/MainWindow.h
index 002f3202970e8f747a608ad9dbba94ba58431534..b9727a59a1d6c34ecdb1efce9d4ca1e6d8e75d3a 100644
--- a/src/ui/MainWindow.h
+++ b/src/ui/MainWindow.h
@@ -54,7 +54,9 @@ This file is part of the QGROUNDCONTROL project
 #include "HUD.h"
 #include "JoystickWidget.h"
 #include "input/JoystickInput.h"
+#ifdef MOUSE_ENABLED_WIN
 #include "input/Mouse6dofInput.h"
+#endif // MOUSE_ENABLED_WIN
 #include "DebugConsole.h"
 #include "ParameterInterface.h"
 #include "XMLCommProtocolWidget.h"