diff --git a/devel/p5-Module-Build/Makefile b/devel/p5-Module-Build/Makefile
index 1fd669c176a7..dcd96febcee3 100644
--- a/devel/p5-Module-Build/Makefile
+++ b/devel/p5-Module-Build/Makefile
@@ -7,6 +7,7 @@
 
 PORTNAME=	Module-Build
 PORTVERSION=	0.4211
+PORTREVISION=	1
 CATEGORIES=	devel perl5
 MASTER_SITES=	CPAN
 PKGNAMEPREFIX=	p5-
diff --git a/devel/p5-Module-Build/files/patch-lib_Module_Build_Dumper.pm b/devel/p5-Module-Build/files/patch-lib_Module_Build_Dumper.pm
new file mode 100644
index 000000000000..83ca9b004575
--- /dev/null
+++ b/devel/p5-Module-Build/files/patch-lib_Module_Build_Dumper.pm
@@ -0,0 +1,16 @@
+Description: output data in a stable order
+ In order to make builds reproducible, we sort keys when dumping
+ data.
+Author: Jérémy Bobbio <lunar@debian.org>
+
+--- lib/Module/Build/Dumper.pm
++++ lib/Module/Build/Dumper.pm
+@@ -12,7 +12,7 @@ use Data::Dumper;
+ sub _data_dump {
+   my ($self, $data) = @_;
+   return ("do{ my "
+-	  . Data::Dumper->new([$data],['x'])->Purity(1)->Terse(0)->Dump()
++	  . Data::Dumper->new([$data],['x'])->Purity(1)->Terse(0)->Sortkeys(1)->Dump()
+ 	  . '$x; }')
+ }
+