diff --git a/src/core/object-vector.h b/src/core/object-vector.h
index 934f0c010..5f79ae73d 100644
--- a/src/core/object-vector.h
+++ b/src/core/object-vector.h
@@ -94,7 +94,7 @@ public:
     return true;
   }
   virtual std::string GetUnderlyingTypeInformation (void) const {
-    return T::GetTypeId ().GetName ();
+    return "ns3::Ptr< " + T::GetTypeId ().GetName () + " >";
   }
   virtual Ptr<AttributeValue> Create (void) const {
     return ns3::Create<ObjectVectorValue> ();
diff --git a/src/core/pointer.h b/src/core/pointer.h
index b880606ad..83ddac3a2 100644
--- a/src/core/pointer.h
+++ b/src/core/pointer.h
@@ -120,7 +120,7 @@ class APointerChecker : public PointerChecker
   }
   virtual std::string GetUnderlyingTypeInformation (void) const {
     TypeId tid = T::GetTypeId ();
-    return "Ptr< " + tid.GetName () + " >";
+    return "ns3::Ptr< " + tid.GetName () + " >";
   }
   virtual Ptr<AttributeValue> Create (void) const {
     return ns3::Create<PointerValue> ();