diff --git a/rubygem-gem2rpm.changes b/rubygem-gem2rpm.changes
index 0906412..aba56f7 100644
--- a/rubygem-gem2rpm.changes
+++ b/rubygem-gem2rpm.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Jan 18 15:32:43 UTC 2019 - Marcus Rueckert <mrueckert@suse.de>
+
+- [42.3/sle12] disable ruby 2.3 and 2.4 so we can enable 2.6
+
 -------------------------------------------------------------------
 Fri Jun 29 14:00:54 UTC 2018 - mrueckert@suse.de
 
diff --git a/rubygem-gem2rpm.spec b/rubygem-gem2rpm.spec
index cea60d8..f89854b 100644
--- a/rubygem-gem2rpm.spec
+++ b/rubygem-gem2rpm.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package rubygem-gem2rpm
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -23,9 +23,9 @@
 %bcond_with     ruby21
 %if ! (0%{?suse_version} == 1315)
 %bcond_with     ruby22
-%endif
 %bcond_with     ruby23
 %bcond_with     ruby24
+%endif
 %bcond_with     ruby25
 %bcond_with     ruby26
 %bcond_with     rubinius25