diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index 3e0809e6e..c91d2c0b7 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -32,7 +32,7 @@
 class cmXcodeVersionParser : public cmXMLParser
 {
 public:
-  void StartElement(const char* name, const char** atts)
+  void StartElement(const char* , const char** )
     {
       m_Data = "";
     }