diff --git a/modules/juce_gui_basics/native/juce_mac_NSViewComponentPeer.mm b/modules/juce_gui_basics/native/juce_mac_NSViewComponentPeer.mm
index e61568dd6a..69846cf666 100644
--- a/modules/juce_gui_basics/native/juce_mac_NSViewComponentPeer.mm
+++ b/modules/juce_gui_basics/native/juce_mac_NSViewComponentPeer.mm
@@ -531,6 +531,8 @@ public:
             usingCoreGraphics = index > 0;
             [view setNeedsDisplay: true];
         }
+       #else
+        ignoreUnused (index);
        #endif
     }