--- a/src/core/model/global-value.cc	Tue May 05 00:42:26 2015 +0200
+++ b/src/core/model/global-value.cc	Mon May 04 17:55:16 2015 -0700
@@ -29,6 +29,12 @@
 #include <cstdlib>
 #endif
 
+/**
+ * \file
+ * \ingroup core
+ * ns3::GlobalValue implementation.
+ */
+
 namespace ns3 {
 
 NS_LOG_COMPONENT_DEFINE ("GlobalValue");