diff -up Crypt-DH-0.07/Makefile.PL.orig Crypt-DH-0.07/Makefile.PL
--- Crypt-DH-0.07/Makefile.PL.orig	2017-05-16 13:07:48.309258296 +0200
+++ Crypt-DH-0.07/Makefile.PL	2017-05-16 13:08:09.619168548 +0200
@@ -1,3 +1,4 @@
+BEGIN { push @INC, '.'; }
 use strict;
 use inc::Module::Install;