diff -Nru ruby-json-schema-2.8.1/debian/changelog ruby-json-schema-2.8.1.new/debian/changelog
--- ruby-json-schema-2.8.1/debian/changelog	2019-01-03 11:27:05.000000000 -0200
+++ ruby-json-schema-2.8.1.new/debian/changelog	2020-03-06 08:55:38.263332245 -0300
@@ -1,3 +1,10 @@
+ruby-json-schema (2.8.1-1ubuntu1) focal; urgency=medium
+
+  * d/p/ruby27_support.patch: add patch to rescue IPAddr::InvalidAddressError,
+    adding support for ruby 2.7+ (LP: #1866334).
+
+ -- Lucas Kanashiro <lucas.kanashiro@canonical.com>  Fri, 06 Mar 2020 08:34:09 -0300
+
 ruby-json-schema (2.8.1-1) unstable; urgency=medium
 
   * Team upload
diff -Nru ruby-json-schema-2.8.1/debian/control ruby-json-schema-2.8.1.new/debian/control
--- ruby-json-schema-2.8.1/debian/control	2019-01-03 11:27:05.000000000 -0200
+++ ruby-json-schema-2.8.1.new/debian/control	2020-03-06 08:35:59.857776018 -0300
@@ -1,7 +1,8 @@
 Source: ruby-json-schema
 Section: ruby
 Priority: optional
-Maintainer: Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Ruby Extras Maintainers <pkg-ruby-extras-maintainers@lists.alioth.debian.org>
 Uploaders: Balasankar C <balasankarc@autistici.org>
 Build-Depends: debhelper-compat (= 11),
                gem2deb,
diff -Nru ruby-json-schema-2.8.1/debian/patches/ruby27_support.patch ruby-json-schema-2.8.1.new/debian/patches/ruby27_support.patch
--- ruby-json-schema-2.8.1/debian/patches/ruby27_support.patch	1969-12-31 21:00:00.000000000 -0300
+++ ruby-json-schema-2.8.1.new/debian/patches/ruby27_support.patch	2020-03-06 08:34:03.149623009 -0300
@@ -0,0 +1,26 @@
+Origin: https://github.com/ruby-json-schema/json-schema/commit/4ed4025e418ced4c207580b855d173ee3c99509c.patch
+Forwarded: https://github.com/ruby-json-schema/json-schema/pull/437
+Bug: https://github.com/ruby-json-schema/json-schema/issues/430
+Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=952019
+From: Luke Rodgers <lukeasrodgers@gmail.com>
+Date: Sun, 26 May 2019 21:45:45 -0400
+Subject: [PATCH] Rescue IPAddr::InvalidAddressError
+
+As of ruby 2.6 the error raise here includes a string with the offending
+IP in it, which causes the matching to fail. We could just ditch string
+matching altogether except for 1.9.3 support, which raises a generic
+ArugmentError.
+---
+ lib/json-schema/attributes/formats/ip.rb | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/lib/json-schema/attributes/formats/ip.rb
++++ b/lib/json-schema/attributes/formats/ip.rb
+@@ -10,6 +10,7 @@
+ 
+         begin
+           ip = IPAddr.new(data)
++        rescue IPAddr::InvalidAddressError
+         rescue ArgumentError => e
+           raise e unless e.message == 'invalid address'
+         end
diff -Nru ruby-json-schema-2.8.1/debian/patches/series ruby-json-schema-2.8.1.new/debian/patches/series
--- ruby-json-schema-2.8.1/debian/patches/series	2019-01-03 11:27:05.000000000 -0200
+++ ruby-json-schema-2.8.1.new/debian/patches/series	2020-03-06 08:34:03.161623024 -0300
@@ -0,0 +1 @@
+ruby27_support.patch