diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index cca593140..7cc12873d 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -955,6 +955,15 @@ void cmGlobalXCodeGenerator::SetCurrentLocalGenerator(cmLocalGenerator* gen)
     }
 }
 
+//----------------------------------------------------------------------------
+struct cmSourceFilePathCompare
+{
+  bool operator()(cmSourceFile* l, cmSourceFile* r)
+  {
+    return l->GetFullPath() < r->GetFullPath();
+  }
+};
+
 //----------------------------------------------------------------------------
 void
 cmGlobalXCodeGenerator::CreateXCodeTargets(cmLocalGenerator* gen,
@@ -981,7 +990,9 @@ cmGlobalXCodeGenerator::CreateXCodeTargets(cmLocalGenerator* gen,
       }
 
     // organize the sources
-    std::vector<cmSourceFile*> const &classes = cmtarget.GetSourceFiles();
+    std::vector<cmSourceFile*> classes = cmtarget.GetSourceFiles();
+    std::sort(classes.begin(), classes.end(), cmSourceFilePathCompare());
+
     std::vector<cmXCodeObject*> externalObjFiles;
     std::vector<cmXCodeObject*> headerFiles;
     std::vector<cmXCodeObject*> resourceFiles;