diff -up Math-Base36-0.14/Makefile.PL.orig Math-Base36-0.14/Makefile.PL
--- Math-Base36-0.14/Makefile.PL.orig	2017-05-17 13:37:28.574935384 +0200
+++ Math-Base36-0.14/Makefile.PL	2017-05-17 13:38:24.641720026 +0200
@@ -1,3 +1,5 @@
+BEGIN { push @INC, '.'; }
+
 use inc::Module::Install 1.00;
 
 if ( -e 'MANIFEST.SKIP' ) {