diff --git a/src/ui/GLPanel.h b/src/ui/GLPanel.h
index 468ee23..ebdb646 100644
--- a/src/ui/GLPanel.h
+++ b/src/ui/GLPanel.h
@@ -99,7 +99,7 @@ private:
     std::string textVal;
     GLFont::Align horizAlign;
     GLFont::Align vertAlign;
-    boolean useNativeFont;
+    bool useNativeFont;
 public:
     GLTextPanel();