diff --git a/.gitignore b/.gitignore
index 971e4bb..db95c7f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /php-myclabs-php-enum-1.5.2-3ed7088.tgz
 /php-myclabs-php-enum-1.6.1-8c5649e.tgz
 /php-myclabs-php-enum-1.6.2-ca2f409.tgz
+/php-myclabs-php-enum-1.6.3-a8284c7.tgz
diff --git a/php-myclabs-php-enum.spec b/php-myclabs-php-enum.spec
index e20576d..0c247a3 100644
--- a/php-myclabs-php-enum.spec
+++ b/php-myclabs-php-enum.spec
@@ -1,12 +1,12 @@
 # remirepo/fedora spec file for php-myclabs-php-enum
 #
-# Copyright (c) 2017 Remi Collet
+# Copyright (c) 2017-2018 Remi Collet
 # License: CC-BY-SA
 # http://creativecommons.org/licenses/by-sa/4.0/
 #
 # Please, preserve the changelog entries
 #
-%global gh_commit    ca2f4090a7ecae6f0c67fc9bd07cfb51cdf04219
+%global gh_commit    a8284c7c540caf9988e339a404cadcdf1e8b165d
 %global gh_short     %(c=%{gh_commit}; echo ${c:0:7})
 %global gh_owner     myclabs
 %global gh_project   php-enum
@@ -20,7 +20,7 @@
 %global with_tests   0%{!?_without_tests:1}
 
 Name:           php-%{pk_vendor}-%{pk_project}
-Version:        1.6.2
+Version:        1.6.3
 Release:        1%{?dist}
 Summary:        PHP Enum implementation
 
@@ -41,7 +41,7 @@ BuildRequires:  php-spl
 # From composer.json, "require-dev": {
 #        "phpunit/phpunit": "^4.8.35|^5.7|^6.0",
 #        "squizlabs/php_codesniffer": "1.*"
-%if 0%{?fedora} >= 26
+%if 0%{?fedora} >= 26 || 0%{?rhel} >= 8
 %global phpunit %{_bindir}/phpunit6
 %else
 %global phpunit %{_bindir}/phpunit
@@ -123,6 +123,9 @@ exit $ret
 
 
 %changelog
+* Mon Oct 29 2018 Remi Collet <remi@remirepo.net> - 1.6.3-1
+- update to 1.6.3
+
 * Fri Aug 24 2018 Remi Collet <remi@remirepo.net> - 1.6.2-1
 - update to 1.6.2
 
diff --git a/sources b/sources
index 22d9ef5..92d5dc4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (php-myclabs-php-enum-1.6.2-ca2f409.tgz) = e9930a0e4a4ba7a9b1612d005e80284d60dc81553567c24321d8422106b16d89626dc7cfd88cb8c41135dc6de59942c24dee097f7c905c948b5049303809d9e5
+SHA512 (php-myclabs-php-enum-1.6.3-a8284c7.tgz) = 306d3cd517873ec729ae78fb6ed80d27b4f75d8aa57b751401b4d8a84d67c50da79fc42f497e81bfff43d64d82872152fb421b2a669c649f8e911e863df35557