diff --git a/libs/utils/String16.cpp b/libs/utils/String16.cpp
index 1f81cad..ae0ae1e 100644
--- a/libs/utils/String16.cpp
+++ b/libs/utils/String16.cpp
@@ -388,7 +388,7 @@
         ->editResize((len+1)*sizeof(char16_t));
     if (buf) {
         char16_t* str = (char16_t*)buf->data();
-        memcpy(str, other, len*sizeof(char16_t));
+        memmove(str, other, len*sizeof(char16_t));
         str[len] = 0;
         mString = str;
         return NO_ERROR;