diff --git a/openair2/COMMON/f1ap_messages_types.h b/openair2/COMMON/f1ap_messages_types.h
index 1aba05e82d..5809f0fc15 100644
--- a/openair2/COMMON/f1ap_messages_types.h
+++ b/openair2/COMMON/f1ap_messages_types.h
@@ -307,7 +307,7 @@ typedef struct f1ap_initial_ul_rrc_message_s {
   uint16_t crnti;
   uint8_t *rrc_container;
   int      rrc_container_length;
-  char du2cu_rrc_container[100];
+  char du2cu_rrc_container[200];
   int      du2cu_rrc_container_length;
 } f1ap_initial_ul_rrc_message_t;