diff --git a/benchmarks/util.cpp b/benchmarks/util.cpp
index 9afca6f..0c7254c 100644
--- a/benchmarks/util.cpp
+++ b/benchmarks/util.cpp
@@ -16,9 +16,11 @@
 
 #include "util.h"
 
+#include <math.h>
 #include <sched.h>
 #include <stdio.h>
 #include <string.h>
+#include <wchar.h>
 
 #include <cstdlib>
 
@@ -49,6 +51,12 @@
   return GetAlignedMemory(buf->data(), alignment, 0);
 }
 
+wchar_t* GetAlignedPtr(std::vector<wchar_t>* buf, size_t alignment, size_t nchars) {
+  buf->resize(nchars + ceil((3 * alignment) / sizeof(wchar_t)));
+  return reinterpret_cast<wchar_t*>(GetAlignedMemory(reinterpret_cast<char*>(buf->data()),
+                                                     alignment, 0));
+}
+
 char* GetAlignedPtrFilled(std::vector<char>* buf, size_t alignment, size_t nbytes, char fill_byte) {
   char* buf_aligned = GetAlignedPtr(buf, alignment, nbytes);
   memset(buf_aligned, fill_byte, nbytes);