diff --git a/pkgs/servers/http/mini-httpd/default.nix b/pkgs/servers/http/mini-httpd/default.nix
index 81a8228b027..258eacf768c 100644
--- a/pkgs/servers/http/mini-httpd/default.nix
+++ b/pkgs/servers/http/mini-httpd/default.nix
@@ -13,6 +13,8 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  NIX_CFLAGS_COMPILE = [ "-std=c++14" ];
+
   meta = {
     homepage = "http://mini-httpd.nongnu.org/";
     description = "minimalistic high-performance web server";