diff --git a/apps/codecs/lib/mdct2.c b/apps/codecs/lib/mdct2.c
index 265985dd42..c38f92db2c 100644
--- a/apps/codecs/lib/mdct2.c
+++ b/apps/codecs/lib/mdct2.c
@@ -403,6 +403,7 @@ void mdct_backward(int n, int32_t *in, int32_t *out) {
   mdct_butterflies(out+n2,n2,shift);
   mdct_bitreverse(out,n,step,shift);
   /* rotate + window */
+
   step>>=2;
   {
     int32_t *oX1=out+n2+n4;
@@ -516,7 +517,5 @@ void mdct_backward(int n, int32_t *in, int32_t *out) {
       oX1[3]= iX[0];
       iX+=4;
     }while(oX1>oX2);
-    
-    
   }
 }