diff --git a/openair1/PHY/NR_REFSIG/nr_dmrs_rx.c b/openair1/PHY/NR_REFSIG/nr_dmrs_rx.c
index 4f8d86762f..3352c5d3a6 100644
--- a/openair1/PHY/NR_REFSIG/nr_dmrs_rx.c
+++ b/openair1/PHY/NR_REFSIG/nr_dmrs_rx.c
@@ -120,9 +120,9 @@ int nr_pusch_dmrs_rx(PHY_VARS_gNB *gNB,
   return(0);
 }
 
-int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
+int nr_pdsch_dmrs_rx(const PHY_VARS_NR_UE *ue,
                      unsigned int Ns,
-                     unsigned int *nr_gold_pdsch,
+                     const unsigned int *nr_gold_pdsch,
                      c16_t *output,
                      unsigned short p,
                      unsigned char lp,
@@ -170,9 +170,9 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
   return(0);
 }
 
-int nr_pdcch_dmrs_rx(PHY_VARS_NR_UE *ue,
+int nr_pdcch_dmrs_rx(const PHY_VARS_NR_UE *ue,
                      unsigned int Ns,
-                     unsigned int *nr_gold_pdcch,
+                     const unsigned int *nr_gold_pdcch,
                      c16_t *output,
                      unsigned short p,
                      unsigned short nb_rb_coreset)
diff --git a/openair1/PHY/NR_REFSIG/refsig_defs_ue.h b/openair1/PHY/NR_REFSIG/refsig_defs_ue.h
index 21d5a116d1..ffd16722cc 100644
--- a/openair1/PHY/NR_REFSIG/refsig_defs_ue.h
+++ b/openair1/PHY/NR_REFSIG/refsig_defs_ue.h
@@ -35,16 +35,16 @@ void nr_pbch_dmrs_rx(int dmrss, const unsigned int *nr_gold_pbch, c16_t *output,
 /*!\brief This function generates the NR Gold sequence (38-211, Sec 5.2.1) for the PDCCH DMRS.
 @param PHY_VARS_NR_UE* ue structure provides configuration, frame parameters and the pointers to the 32 bits sequence storage tables
  */
-int nr_pdcch_dmrs_rx(PHY_VARS_NR_UE *ue,
+int nr_pdcch_dmrs_rx(const PHY_VARS_NR_UE *ue,
                      unsigned int Ns,
-                     unsigned int *nr_gold_pdcch,
+                     const unsigned int *nr_gold_pdcch,
                      c16_t *output,
                      unsigned short p,
                      unsigned short nb_rb_corset);
 
-int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
+int nr_pdsch_dmrs_rx(const PHY_VARS_NR_UE *ue,
                      unsigned int Ns,
-                     unsigned int *nr_gold_pdsch,
+                     const unsigned int *nr_gold_pdsch,
                      c16_t *output,
                      unsigned short p,
                      unsigned char lp,