diff --git a/model/ccnx-pit-entry-outgoing-face.h b/model/ccnx-pit-entry-outgoing-face.h
index d5fc4da..502f333 100644
--- a/model/ccnx-pit-entry-outgoing-face.h
+++ b/model/ccnx-pit-entry-outgoing-face.h
@@ -38,7 +38,7 @@
   Time m_sendTime;          ///< \brief time when the first outgoing interest is sent (for RTT measurements)
                             ///< \todo handle problem of retransmitted interests... Probably, we should include something similar
                             ///<       to TimeStamp TCP option for retransmitted (i.e., only lost interests will suffer)
-  // int m_retxNum;            ///< \brief number of retransmission
+  uint32_t m_retxNum;       ///< \brief number of retransmission
   // int m_nonce;              ///< \brief nonce of the outgoing Interest
   // bool m_outstanding;		///< \brief flag to indicate that this interest is currently pending
   // bool m_waitingInVain;		///< \brief when flag is set, we do not expect data for this interest, only a small hope that it will happen