diff --git a/openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c b/openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
index eefa0f9e37..4b7202f6fd 100644
--- a/openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
+++ b/openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
@@ -423,22 +423,22 @@ rb_found:
 
     if (NODE_IS_DU(type)) {
       if(is_srb) {
-	MessageDef *msg;
-	msg = itti_alloc_new_message(TASK_RLC_ENB, 0, F1AP_UL_RRC_MESSAGE);
-	uint8_t *message_buffer = itti_malloc (TASK_RLC_ENB, TASK_DU_F1, size);
-	memcpy (message_buffer, buf, size);
+        MessageDef *msg;
+        msg = itti_alloc_new_message(TASK_RLC_ENB, 0, F1AP_UL_RRC_MESSAGE);
+        uint8_t *message_buffer = itti_malloc (TASK_RLC_ENB, TASK_DU_F1, size);
+        memcpy (message_buffer, buf, size);
         F1AP_UL_RRC_MESSAGE(msg).gNB_CU_ue_id = ctx.rntiMaybeUEid;
-	F1AP_UL_RRC_MESSAGE(msg).gNB_DU_ue_id = ue->ue_id;
-	F1AP_UL_RRC_MESSAGE(msg).srb_id = rb_id;
-	F1AP_UL_RRC_MESSAGE(msg).rrc_container = message_buffer;
-	F1AP_UL_RRC_MESSAGE(msg).rrc_container_length = size;
-	itti_send_msg_to_task(TASK_DU_F1, ENB_MODULE_ID_TO_INSTANCE(0 /*ctxt_pP->module_id*/), msg);
-	return;
+        F1AP_UL_RRC_MESSAGE(msg).gNB_DU_ue_id = ue->ue_id;
+        F1AP_UL_RRC_MESSAGE(msg).srb_id = rb_id;
+        F1AP_UL_RRC_MESSAGE(msg).rrc_container = message_buffer;
+        F1AP_UL_RRC_MESSAGE(msg).rrc_container_length = size;
+        itti_send_msg_to_task(TASK_DU_F1, ENB_MODULE_ID_TO_INSTANCE(0 /*ctxt_pP->module_id*/), msg);
+        return;
       } else {
-	LOG_D(RLC, "Received uplink user-plane traffic at RLC-DU to be sent to the CU, size %d \n", size);
-	extern instance_t DUuniqInstance;
+        LOG_D(RLC, "Received uplink user-plane traffic at RLC-DU to be sent to the CU, size %d \n", size);
+        extern instance_t DUuniqInstance;
         gtpv1uSendDirect(DUuniqInstance, ue->ue_id, rb_id, (uint8_t*) buf, size, false, false);
-	return;
+        return;
       }
     }
   }