diff --git a/Source/cmGlobalGenerator.h b/Source/cmGlobalGenerator.h
index d3e3f3073..66a35a804 100644
--- a/Source/cmGlobalGenerator.h
+++ b/Source/cmGlobalGenerator.h
@@ -175,8 +175,7 @@ public:
       configuration.  This is valid during generation only.  */
   cmTargetManifest const& GetTargetManifest() { return this->TargetManifest; }
 
-  void AddTarget(cmTargets::value_type &v) { 
-    this->TotalTargets.insert(std::pair<cmStdString,cmTarget *>(v.first,&v.second));};
+  void AddTarget(cmTargets::value_type &v) { this->TotalTargets[v.first] = &v.second;};
   
   /** Support for multiple custom command outputs.  */
   virtual void CheckMultipleOutputs(cmMakefile* mf, bool verbose);