diff --git a/openair1/SIMULATION/NR_PHY/dlsim.c b/openair1/SIMULATION/NR_PHY/dlsim.c
index c0c8dac7aa..daa1b2531c 100644
--- a/openair1/SIMULATION/NR_PHY/dlsim.c
+++ b/openair1/SIMULATION/NR_PHY/dlsim.c
@@ -647,7 +647,7 @@ int main(int argc, char **argv)
   AssertFatal(scg_fd != NULL,"no reconfig.raw file\n");
   char buffer[1024];
   int msg_len=fread(buffer,1,1024,scg_fd);
-  NR_RRCReconfiguration_t *NR_RRCReconfiguration;
+  NR_RRCReconfiguration_t *NR_RRCReconfiguration = NULL;
 
   printf("Decoding NR_RRCReconfiguration (%d bytes)\n",msg_len);
   asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
@@ -667,7 +667,7 @@ int main(int argc, char **argv)
   AssertFatal(NR_RRCReconfiguration->criticalExtensions.present == NR_RRCReconfiguration__criticalExtensions_PR_rrcReconfiguration,"wrong NR_RRCReconfiguration->criticalExstions.present type\n");
 
   NR_RRCReconfiguration_IEs_t *reconfig_ies = NR_RRCReconfiguration->criticalExtensions.choice.rrcReconfiguration;
-  NR_CellGroupConfig_t *secondaryCellGroup;
+  NR_CellGroupConfig_t *secondaryCellGroup = NULL;
   dec_rval = uper_decode_complete( NULL,
 				   &asn_DEF_NR_CellGroupConfig,
 				   (void **)&secondaryCellGroup,
diff --git a/openair2/RRC/NR/rrc_gNB_NGAP.c b/openair2/RRC/NR/rrc_gNB_NGAP.c
index af8a7cb16a..cb763f0583 100644
--- a/openair2/RRC/NR/rrc_gNB_NGAP.c
+++ b/openair2/RRC/NR/rrc_gNB_NGAP.c
@@ -277,7 +277,7 @@ static void fill_qos(NGAP_QosFlowSetupRequestList_t *qos, pdusession_t *session)
 
 static int decodePDUSessionResourceSetup(pdusession_t *session)
 {
-  NGAP_PDUSessionResourceSetupRequestTransfer_t *pdusessionTransfer;
+  NGAP_PDUSessionResourceSetupRequestTransfer_t *pdusessionTransfer = NULL;
   for (int i=0; i<session->pdusessionTransfer.length; i++)
     printf("%02x:",session->pdusessionTransfer.buffer[i]);
   printf("\n");
@@ -852,7 +852,7 @@ static void fill_qos2(NGAP_QosFlowAddOrModifyRequestList_t *qos, pdusession_t *s
 
 static void decodePDUSessionResourceModify(pdusession_t *param, const ngap_pdu_t pdu)
 {
-  NGAP_PDUSessionResourceModifyRequestTransfer_t *pdusessionTransfer;
+  NGAP_PDUSessionResourceModifyRequestTransfer_t *pdusessionTransfer = NULL;
   asn_dec_rval_t dec_rval = aper_decode(NULL, &asn_DEF_NGAP_PDUSessionResourceModifyRequestTransfer, (void **)&pdusessionTransfer, pdu.buffer, pdu.length, 0, 0);
 
   if (dec_rval.code != RC_OK) {