diff --git a/util/string_util.h b/util/string_util.h
index 7afbc402e..69899c5ea 100644
--- a/util/string_util.h
+++ b/util/string_util.h
@@ -16,7 +16,7 @@ extern std::vector<std::string> StringSplit(const std::string& arg, char delim);
 
 template <typename T>
 inline std::string ToString(T value) {
-#if !(defined OS_ANDROID) && !(defined CYGWIN)
+#if !(defined OS_ANDROID) && !(defined CYGWIN) && !(defined OS_FREEBSD)
   return std::to_string(value);
 #else
   // Andorid or cygwin doesn't support all of C++11, std::to_string() being