diff --git a/openair2/ENB_APP/enb_config.c b/openair2/ENB_APP/enb_config.c
index b35990781a752b1eb96ee9ca22b83a5f86b0f6a3..8afc9b60d8b5f924e7caf99a890663f059deccad 100644
--- a/openair2/ENB_APP/enb_config.c
+++ b/openair2/ENB_APP/enb_config.c
@@ -106,7 +106,6 @@ static int enb_check_band_frequencies(char* lib_config_file_name_pP,
 
 extern void mac_top_init_eNB(void );
 extern uint8_t  nfapi_mode;
-extern uint8_t  sf_ahead;
 
 
 
@@ -391,7 +390,6 @@ void RCconfig_macrlc() {
 	RC.mac[j]->eth_params_s.transp_preference        = ETH_UDP_MODE;
 
         nfapi_mode = 2;
-        sf_ahead=3;
 
         printf("**************** vnf_port:%d\n", RC.mac[j]->eth_params_s.my_portc);
         configure_nfapi_vnf(RC.mac[j]->eth_params_s.my_addr, RC.mac[j]->eth_params_s.my_portc);