diff --git a/devel/Makefile b/devel/Makefile
index 71d93b27f9a8..464a80368ee2 100644
--- a/devel/Makefile
+++ b/devel/Makefile
@@ -6092,6 +6092,7 @@
     SUBDIR += rubygem-metaid
     SUBDIR += rubygem-metasm
     SUBDIR += rubygem-method_source
+    SUBDIR += rubygem-method_source0
     SUBDIR += rubygem-micromachine
     SUBDIR += rubygem-micromachine2
     SUBDIR += rubygem-middleware
diff --git a/devel/rubygem-method_source0/Makefile b/devel/rubygem-method_source0/Makefile
new file mode 100644
index 000000000000..84858e6be6bb
--- /dev/null
+++ b/devel/rubygem-method_source0/Makefile
@@ -0,0 +1,23 @@
+# Created by: Shin-ya MURAKAMI <murashin@gfd-dennou.org>
+# $FreeBSD$
+
+PORTNAME=	method_source
+PORTVERSION=	0.9.2
+CATEGORIES=	devel rubygems
+MASTER_SITES=	RG
+PKGNAMESUFFIX=	0
+
+MAINTAINER=	sunpoet@FreeBSD.org
+COMMENT=	Tool to retrieve the sourcecode for a method
+
+LICENSE=	MIT
+LICENSE_FILE=	${WRKSRC}/LICENSE
+
+USES=		gem
+USE_RUBY=	yes
+
+NO_ARCH=	yes
+
+PORTSCOUT=	limit:^0\.
+
+.include <bsd.port.mk>
diff --git a/devel/rubygem-method_source0/distinfo b/devel/rubygem-method_source0/distinfo
new file mode 100644
index 000000000000..1d2d25b740fb
--- /dev/null
+++ b/devel/rubygem-method_source0/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1542045859
+SHA256 (rubygem/method_source-0.9.2.gem) = 980eba674be3d05dee1889d6cf1ce25735955a6394c6e38d7d2035dcf6e771df
+SIZE (rubygem/method_source-0.9.2.gem) = 13824
diff --git a/devel/rubygem-method_source0/pkg-descr b/devel/rubygem-method_source0/pkg-descr
new file mode 100644
index 000000000000..f00096a423ca
--- /dev/null
+++ b/devel/rubygem-method_source0/pkg-descr
@@ -0,0 +1,4 @@
+method_source is a utility to return a method's sourcecode as a Ruby string.
+Also returns Proc and Lambda sourcecode.
+
+WWW: https://github.com/banister/method_source