diff --git a/lib_com/swb_tbe_com_fx.c b/lib_com/swb_tbe_com_fx.c
index 6f5d2a4f029d5ff98732ecf82ec1d83d39d7ee07..30950c1cd8da5ba93e49cb53439e175e4b58a661 100755
--- a/lib_com/swb_tbe_com_fx.c
+++ b/lib_com/swb_tbe_com_fx.c
@@ -7288,8 +7288,13 @@ void prep_tbe_exc_fx(
     }
     ELSE
     {
-        Word16 shift = 4;
+        Word16 shift = 8;
         move16();
+        IF( element_mode == EVS_MONO )
+        {
+            shift = 4;
+            move16();
+        }
         IF( gain_preQ_fx != 0 )
         {
             FOR( i = 0; i < L_subfr; i++ )