diff --git a/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c b/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
index 15bb79ab85..d8df1473c6 100644
--- a/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+++ b/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
@@ -169,7 +169,7 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,unsigne
       return(dlsch);
     }
   }
-  msg("new_eNB_dlsch exit flag %d, size of  %d\n",exit_flag, sizeof(LTE_eNB_DLSCH_t));
+  msg("new_eNB_dlsch exit flag %d, size of %zd\n", exit_flag, sizeof(LTE_eNB_DLSCH_t));
   free_eNB_dlsch(dlsch);
   return(NULL);