diff --git a/.gitignore b/.gitignore
index 7b991c1..10e4703 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
 /pg-0.21.0.gem
 /pg-1.0.0.gem
 /pg-1.1.4.gem
+/pg-1.2.3.gem
diff --git a/rubygem-pg.spec b/rubygem-pg.spec
index 4cd2875..a8ecb69 100644
--- a/rubygem-pg.spec
+++ b/rubygem-pg.spec
@@ -2,7 +2,7 @@
 %global gem_name pg
 
 Name: rubygem-%{gem_name}
-Version: 1.1.4
+Version: 1.2.3
 Release: 1%{?dist}
 Summary: A Ruby interface to the PostgreSQL RDBMS
 # Upstream license clarification (https://bitbucket.org/ged/ruby-pg/issue/72/)
@@ -11,7 +11,7 @@ Summary: A Ruby interface to the PostgreSQL RDBMS
 # the BSD 3-Clause license; the contents of the BSD file are incorrect.
 #
 License: (BSD or Ruby) and PostgreSQL
-URL: https://bitbucket.org/ged/ruby-pg
+URL: https://github.com/ged/ruby-pg
 Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
 # Disable RPATH.
 # https://bitbucket.org/ged/ruby-pg/issue/183
@@ -116,6 +116,10 @@ popd
 %{gem_instdir}/spec
 
 %changelog
+* Fri May 29 2020 Jun Aruga <jaruga@redhat.com> - 1.2.3-1
+- Update to pg 1.2.3 by merging Fedora master branch (commit: 5db4d26)
+  Resolves: rhbz#1817135
+
 * Wed Jun 12 2019 Jun Aruga <jaruga@redhat.com> - 1.1.4-1
 - Update to pg 1.1.4 by merging Fedora master branch (commit: 397796e)
   * BuildRequires: s/postgresql-devel/libpq-devel/
diff --git a/sources b/sources
index 3dd5ab5..4a5b829 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-591f46cdd8ca63f1510683769b5365ca  pg-1.1.4.gem
+0daf487f7b63f240efcf2906c2345842  pg-1.2.3.gem