diff --git a/lib_com/options.h b/lib_com/options.h
index c5f15d71185f1bb127e1d05ecdf04ba7ff93aa04..b1c2051294a501d1ed5838eb98dc27e2a035bbc2 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -104,6 +104,7 @@
 #define HARM_PREPROC                                    /* VA: basop issue 2339: Remove duplicated code in the core-coder DTX  */
 #define HARM_NON_LINEARITY                              /* VA: basop issue 2345: Remove duplicated code in core-coder: non_linearity_fx() and LP CNG */
 #define FIX_2344_ALIGN_PREPROC                          /* VA: basop issue 2344: Align pre_proc_ivas() between FLP and BASOP */
+#define FIX_2334_HARM_CODER_MODIF                       /* VA: basop issue 2334 : harmonizing coder_modif_function */
 
 /* #################### End BE switches ################################## */
 
diff --git a/lib_enc/ivas_cpe_enc_fx.c b/lib_enc/ivas_cpe_enc_fx.c
index f81c6d7ad0740ab902851a72502b81977d16bdbb..ef7e3f83e5aeb2ff359da221543632237b4473fe 100644
--- a/lib_enc/ivas_cpe_enc_fx.c
+++ b/lib_enc/ivas_cpe_enc_fx.c
@@ -1133,7 +1133,11 @@ ivas_error ivas_cpe_enc_fx(
         IF( ( NE_16( hCPE->element_mode, IVAS_CPE_DFT ) && NE_16( hCPE->element_mode, IVAS_CPE_TD ) ) || n == 0 ) /* modify coder_type of primary channel */
         {
             /* limit coder_type depending on the bitrate */
+#ifndef FIX_2334_HARM_CODER_MODIF
             coder_type_modif_ivas_fx( sts[n], relE_fx[n] );
+#else
+            coder_type_modif_fx( sts[n], relE_fx[n] );
+#endif
         }
     }
 
diff --git a/lib_enc/ivas_ism_enc_fx.c b/lib_enc/ivas_ism_enc_fx.c
index eb8271bfd9d85a1136b0e10227c78c4a86757be2..02d0b86f0d0acce29b4340ff070cf7666376f9dc 100644
--- a/lib_enc/ivas_ism_enc_fx.c
+++ b/lib_enc/ivas_ism_enc_fx.c
@@ -453,8 +453,11 @@ ivas_error ivas_ism_enc_fx(
         }
 
         /* modify the coder_type depending on the total_brate per channel */
+#ifndef FIX_2334_HARM_CODER_MODIF
         coder_type_modif_ivas_fx( st, relE_fx[sce_id][0] );
-
+#else
+        coder_type_modif_fx( st, relE_fx[sce_id][0] );
+#endif
         /*----------------------------------------------------------------*
          * Encoder
          *----------------------------------------------------------------*/
diff --git a/lib_enc/ivas_sce_enc_fx.c b/lib_enc/ivas_sce_enc_fx.c
index 091dce1481502274fd42996968cfe05364739ce6..4d639c961ca13c7ce256ecd3481d68b59c778e90 100644
--- a/lib_enc/ivas_sce_enc_fx.c
+++ b/lib_enc/ivas_sce_enc_fx.c
@@ -364,8 +364,11 @@ ivas_error ivas_sce_enc_fx(
     move16();
 
     /* modify the coder_type depending on the total_brate per channel */
+#ifndef FIX_2334_HARM_CODER_MODIF
     coder_type_modif_ivas_fx( st, relE_fx[0] );
-
+#else
+    coder_type_modif_fx( st, relE_fx[0] );
+#endif
     /*----------------------------------------------------------------*
      * Encoder
      *----------------------------------------------------------------*/
diff --git a/lib_enc/prot_fx_enc.h b/lib_enc/prot_fx_enc.h
index 451cf3bc679e90281971ee149378b0f5437efe1f..d6caa478065aae98a15f8916c3e5cedb1afe2041 100644
--- a/lib_enc/prot_fx_enc.h
+++ b/lib_enc/prot_fx_enc.h
@@ -1217,11 +1217,12 @@ void coder_type_modif_fx(
     const Word16 relE  /* i  : frame relative E to the long term average   */
 );
 
+#ifndef FIX_2334_HARM_CODER_MODIF
 void coder_type_modif_ivas_fx(
     Encoder_State *st, /* i/o: encoder state structure                     */
     const Word16 relE  /* i  : frame relative E to the long term average   */
 );
-
+#endif
 void speech_music_clas_init_fx(
     SP_MUS_CLAS_HANDLE hSpMusClas /* i/o: speech/music classifier handle   */
 );
diff --git a/lib_enc/sig_clas_fx.c b/lib_enc/sig_clas_fx.c
index 990fad0db6851a9f6e6b3358c594b1c1058ffcd9..b4d41c4055d402db5abd52c86c0f671b37f13c7d 100644
--- a/lib_enc/sig_clas_fx.c
+++ b/lib_enc/sig_clas_fx.c
@@ -545,7 +545,7 @@ void select_TC_fx(
  *
  * Coder type modification
  *-------------------------------------------------------------------*/
-
+#ifndef FIX_2334_HARM_CODER_MODIF
 void coder_type_modif_fx(
     Encoder_State *st, /* i/o: encoder state structure                     */
     const Word16 relE  /* i  : frame relative E to the long term average Q8*/
@@ -687,6 +687,9 @@ void coder_type_modif_fx(
     return;
 }
 void coder_type_modif_ivas_fx(
+#else
+void coder_type_modif_fx(
+#endif
     Encoder_State *st, /* i/o: encoder state structure                     */
     const Word16 relE  /* i  : frame relative E to the long term average   */
 )
@@ -774,7 +777,23 @@ void coder_type_modif_ivas_fx(
                 hSC_VBR->vbr_generic_ho = 0;
                 move16();
             }
-
+#ifdef FIX_2334_HARM_CODER_MODIF
+            IF( NE_16( st->element_mode, EVS_MONO ) )
+            {
+                hSC_VBR->last_7k2_coder_type = st->coder_type;
+                move16();
+                test();
+                if ( st->localVAD == 0 && EQ_16( st->coder_type, UNVOICED ) )
+                {
+                    hSC_VBR->last_7k2_coder_type = GENERIC;
+                    move16();
+                }
+            }
+#endif
+        }
+#ifdef FIX_2334_HARM_CODER_MODIF
+        IF( EQ_16( st->element_mode, EVS_MONO ) )
+        {
             hSC_VBR->last_7k2_coder_type = st->coder_type;
             move16();
             test();
@@ -784,6 +803,7 @@ void coder_type_modif_ivas_fx(
                 move16();
             }
         }
+#endif
 
         IF( st->element_mode == 0 )
         {
diff --git a/lib_enc/vad_fx.c b/lib_enc/vad_fx.c
index 2e03bc59edd04158dac8291236ce68b9a85d25dd..21abc589d2fa29c17b1ba5faf7dd8de3ece5b806 100644
--- a/lib_enc/vad_fx.c
+++ b/lib_enc/vad_fx.c
@@ -762,8 +762,11 @@ Word16 wb_vad_fx(
         st_fx->max_band = 19;
         move16();
     }
-
+#ifdef FIX_2334_HARM_CODER_MODIF
+    IF( st_fx->Opt_SC_VBR || ( !st_fx->Opt_SC_VBR && st_fx->element_mode == EVS_MONO ) ) /* this keep 26.444 BE */
+#else
     IF( 1 ) // st_fx->Opt_SC_VBR )     /* this keep 26.444 BE */
+#endif
     {
         last_7k2_coder_type = st_fx->hSC_VBR->last_7k2_coder_type;
         move16();