diff --git a/lib_dec/ivas_sba_dirac_stereo_dec.c b/lib_dec/ivas_sba_dirac_stereo_dec.c
old mode 100644
new mode 100755
index bbd612b7ec7d4a6c1b7ebec80d28f91601f56fad..f8f57ae53c5cdbbed24ba5706537028fb4e6b661
--- a/lib_dec/ivas_sba_dirac_stereo_dec.c
+++ b/lib_dec/ivas_sba_dirac_stereo_dec.c
@@ -964,12 +964,16 @@ void ivas_sba_dirac_stereo_dec(
         mvr2r( tmp_buf, hSCE->prev_hb_synth, memOffset );
     }
 
-    if ( ( hCPE->hCoreCoder[0]->core == ACELP_CORE || hCPE->hCoreCoder[0]->last_core == ACELP_CORE ) && !fd_cng_flag )
+    if ( ( hCPE->hCoreCoder[0]->core == ACELP_CORE || hCPE->hCoreCoder[0]->last_core == ACELP_CORE ) && !fd_cng_flag
+#if defined DFT_STEREO_SPAR_MIXING && defined FIX_345_MSAN_ERROR
+         && st_ivas->nchan_transport == 1
+#endif
+    )
     {
         /* upmix ACELP BWE */
         ivas_sba_dirac_stereo_compute_hb_gain( hStereoDft, hb_gain );
 
-#ifdef DFT_STEREO_SPAR_MIXING
+#if defined DFT_STEREO_SPAR_MIXING && !defined FIX_345_MSAN_ERROR
         if ( st_ivas->nchan_transport == 1 )
 #endif
         {