diff --git a/qgroundcontrol.pri b/qgroundcontrol.pri
index b7d6a33078b5a3eaeb6167aba30a30487afc6df4..04fb7a478a11de19bf50d284198cc4a41cdb4481 100644
--- a/qgroundcontrol.pri
+++ b/qgroundcontrol.pri
@@ -37,16 +37,17 @@ message(Qt version $$[QT_VERSION])
 macx { 
 
     HARDWARE_PLATFORM = $$system(uname -a)
-    contains( HARDWARE_PLATFORM, 9.8.0 ) {
+    contains( HARDWARE_PLATFORM, 9.6.0 ) || contains( HARDWARE_PLATFORM, 9.7.0 ) || contains( HARDWARE_PLATFORM, 9.8.0 ) || || contains( HARDWARE_PLATFORM, 9.9.0 )
+    {
         # x86 Mac OS X Leopard 10.5 and earlier
         CONFIG += x86 cocoa phonon
         message(Building for Mac OS X 32bit/Leopard 10.5 and earlier)
 
-		# Enable function-profiling with the OS X saturn tool
-		debug {
+                # Enable function-profiling with the OS X saturn tool
+                debug {
                         #QMAKE_CXXFLAGS += -finstrument-functions
                         #LIBS += -lSaturn
-		}
+                }
     } else {
         # x64 Mac OS X Snow Leopard 10.6 and later
         CONFIG += x86_64 cocoa
diff --git a/src/ui/linechart/LinechartWidget.cc b/src/ui/linechart/LinechartWidget.cc
index b23175eba546951b53b9d64815fc95538dba7cb4..c02f64f4b66c38a752ea040d901f4ca2d1361d38 100644
--- a/src/ui/linechart/LinechartWidget.cc
+++ b/src/ui/linechart/LinechartWidget.cc
@@ -415,6 +415,7 @@ QWidget* LinechartWidget::createCurveItem(QString curve)
  **/
 void LinechartWidget::removeCurve(QString curve)
 {
+    Q_UNUSED(curve)
     //TODO @todo Ensure that the button for a curve gets deleted when the original curve is deleted
     // Remove name
 }