diff --git a/cmake_targets/CMakeLists.txt b/cmake_targets/CMakeLists.txt
index a1c73024be..41a51eec1e 100644
--- a/cmake_targets/CMakeLists.txt
+++ b/cmake_targets/CMakeLists.txt
@@ -2986,6 +2986,7 @@ add_executable(oairu
   ${CONFIG_SOURCES}
   ${OPENAIR_DIR}/common/utils/utils.c
   ${OPENAIR_DIR}/common/utils/system.c
+  ${OPENAIR_DIR}/common/utils/lte/prach_utils.c
   ${SHLIB_LOADER_SOURCES}
 )
 target_link_libraries (oairu
diff --git a/openair1/PHY/INIT/nr_init_ru.c b/openair1/PHY/INIT/nr_init_ru.c
index ad387f0151..7a16a29bb0 100644
--- a/openair1/PHY/INIT/nr_init_ru.c
+++ b/openair1/PHY/INIT/nr_init_ru.c
@@ -29,7 +29,7 @@
 #include "assertions.h"
 #include <math.h>
 #include "openair1/PHY/defs_RU.h"
-#include "openair1/PHY/NR_TRANSPORT/nr_transport_proto.h"
+//#include "openair1/PHY/NR_TRANSPORT/nr_transport_proto.h"
 
 extern const char ru_if_types[MAX_RU_IF_TYPES][20];
 
diff --git a/openair1/SIMULATION/TOOLS/random_channel.c b/openair1/SIMULATION/TOOLS/random_channel.c
index 8c063fadc0..357ac0db85 100644
--- a/openair1/SIMULATION/TOOLS/random_channel.c
+++ b/openair1/SIMULATION/TOOLS/random_channel.c
@@ -1961,7 +1961,7 @@ static int channelmod_modify_cmd(char *buff, int debug, telnet_printfunc_t prnt)
   display_channelmodel(defined_channels[cd_id],debug,prnt);  
   free(param);   
   free(value);
-  random_channel(defined_channels[cd_id],false);                 
+  random_channel(defined_channels[cd_id],0);                 
   }
   return CMDSTATUS_FOUND;           
 }
diff --git a/openair1/SIMULATION/TOOLS/sim.h b/openair1/SIMULATION/TOOLS/sim.h
index 55a78e9778..d9f3175cc0 100644
--- a/openair1/SIMULATION/TOOLS/sim.h
+++ b/openair1/SIMULATION/TOOLS/sim.h
@@ -472,7 +472,6 @@ uint16_t LUTSin[ResolSinCos+1];
 void InitSinLUT( void );
 void phase_noise(double ts, int16_t * InRe, int16_t * InIm);
 
-#include "targets/RT/USER/rfsim.h"
 
 void do_DL_sig(sim_t *sim,
                uint16_t subframe,
diff --git a/targets/RT/USER/rfsim.h b/targets/RT/USER/rfsim.h
deleted file mode 100644
index 801ab5eb56..0000000000
--- a/targets/RT/USER/rfsim.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1  (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- *      contact@openairinterface.org
- */
-#ifndef __RFSIM__H__
-#define __RFSIM__H__
-#include "lte-softmodem.h"
-#include "openair1/SIMULATION/TOOLS/sim.h"
-#include "platform_constants.h"
-#include "common/ran_context.h"
-#include "PHY/defs_UE.h"
-#include "PHY/defs_eNB.h"
-
-void init_ocm(void);
-
-void update_ocm(double snr_dB,double sinr_dB);
-
-//extern pthread_mutex_t async_server_lock;
-//extern pthread_cond_t async_server_notify;
-//extern int async_server_shutdown;
-
-void init_channel_vars(void);
-
-#endif