diff --git a/celt/pitch.h b/celt/pitch.h
index a1074ef2..4d82ee08 100644
--- a/celt/pitch.h
+++ b/celt/pitch.h
@@ -167,15 +167,17 @@ void
 #  define celt_pitch_xcorr(_x, _y, xcorr, len, max_pitch, arch) \
   ((void)(arch),celt_pitch_xcorr_c(_x, _y, xcorr, len, max_pitch))
 # endif
-#else
+#endif
 
-/*static inline opus_val32 real_celt_pitch_xcorr(const opus_val16 *_x,
+/*#include "os_support.h"
+
+static inline opus_val32 real_celt_pitch_xcorr(const opus_val16 *_x,
  const opus_val16 *_y,opus_val32 *xcorr,int len,int max_pitch,int arch){
   opus_val32 *xcorr_tmp;
   opus_val32  ret_tmp;
   opus_val32  ret;
   int         i;
-  xcorr_tmp=(opus_val32 *)malloc(max_pitch*sizeof(*xcorr));
+  xcorr_tmp=(opus_val32 *)opus_alloc(max_pitch*sizeof(*xcorr));
   ret_tmp=celt_pitch_xcorr_c(_x,_y,xcorr_tmp,len,max_pitch);
   ret=celt_pitch_xcorr(_x,_y,xcorr,len,max_pitch,arch);
   for(i=0;i<max_pitch;i++)if(xcorr[i]!=xcorr_tmp[i]){
@@ -185,6 +187,7 @@ void
   if(ret!=ret_tmp){
     fprintf(stderr,"ret (0x%08X) != ret_tmp (0x%08X)\n",ret,ret_tmp);
   }
+  opus_free(xcorr_tmp);
   return ret_tmp;
 }
 
@@ -192,5 +195,3 @@ void
 #define celt_pitch_xcorr real_celt_pitch_xcorr*/
 
 #endif
-
-#endif