diff --git a/pkgs/development/libraries/shibboleth-sp/default.nix b/pkgs/development/libraries/shibboleth-sp/default.nix
index f3b80c0b548..5dd997352f1 100644
--- a/pkgs/development/libraries/shibboleth-sp/default.nix
+++ b/pkgs/development/libraries/shibboleth-sp/default.nix
@@ -20,6 +20,8 @@ stdenv.mkDerivation rec {
     "--with-fastcgi"
   ];
 
+  NIX_CFLAGS_COMPILE = [ "-std=c++14" ];
+
   enableParallelBuilding = true;
 
   meta = with lib; {