diff --git a/openair3/S1AP/s1ap_eNB_nas_procedures.h b/openair3/S1AP/s1ap_eNB_nas_procedures.h
index 552726e8ed9c41cf8299ef0c81b1e4d074919a07..6e69d51bd8bddb7a8599211d97d000b1aa45b10f 100644
--- a/openair3/S1AP/s1ap_eNB_nas_procedures.h
+++ b/openair3/S1AP/s1ap_eNB_nas_procedures.h
@@ -49,5 +49,7 @@ int s1ap_eNB_initial_ctxt_resp(
 int s1ap_eNB_ue_capabilities(instance_t instance,
                              s1ap_ue_cap_info_ind_t *ue_cap_info_ind_p);
 
+int s1ap_eNB_e_rab_setup_resp(instance_t instance,
+                              s1ap_e_rab_setup_resp_t *e_rab_setup_resp_p);
 
 #endif /* S1AP_ENB_NAS_PROCEDURES_H_ */