diff --git a/src/lte/model/lte-enb-mac.cc b/src/lte/model/lte-enb-mac.cc
index 908784358..38fc0f226 100644
--- a/src/lte/model/lte-enb-mac.cc
+++ b/src/lte/model/lte-enb-mac.cc
@@ -538,7 +538,15 @@ LteEnbMac::DoReceivePhyPdu (Ptr<Packet> p)
     }
   else
     {
-      (*it).second.m_ulReception.at (tag.GetLcid () - 1) += p->GetSize ();
+      if ((*it).second.m_ulReception.size () < tag.GetLcid ())
+        {
+          std::vector <uint16_t>::iterator itV = (*it).second.m_ulReception.begin ();
+          (*it).second.m_ulReception.insert (itV + (tag.GetLcid () - 1), p->GetSize ());
+        }
+      else
+        {
+          (*it).second.m_ulReception.at (tag.GetLcid () - 1) += p->GetSize ();
+        }
       (*it).second.m_receptionStatus = UlInfoListElement_s::Ok;
     }