Increment versions after releases 2.1.22, 2.2.18, 3.0.22, 3.11.8, 4.0-beta2
diff --git a/CHANGES.txt b/CHANGES.txt
index 04cbfa3..eadf345 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,5 @@
+2.1.23
+
 2.1.22
  * Only allow strings to be passed to JMX authentication (CASSANDRA-16077)
  * Disable JMX rebinding (CASSANDRA-15653, CASSANDRA-16075)
diff --git a/build.xml b/build.xml
index cfdf5ed..311b0d5 100644
--- a/build.xml
+++ b/build.xml
@@ -25,7 +25,7 @@
     <property name="debuglevel" value="source,lines,vars"/>
 
     <!-- default version and SCM information -->
-    <property name="base.version" value="2.1.22"/>
+    <property name="base.version" value="2.1.23"/>
     <property name="scm.connection" value="scm:https://gitbox.apache.org/repos/asf/cassandra.git"/>
     <property name="scm.developerConnection" value="scm:https://gitbox.apache.org/repos/asf/cassandra.git"/>
     <property name="scm.url" value="https://gitbox.apache.org/repos/asf?p=cassandra.git;a=tree"/>
diff --git a/debian/changelog b/debian/changelog
index 98899c8..e46d3a8 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+cassandra (2.1.23) unstable; urgency=medium
+
+  * New release
+
+ -- 
+
 cassandra (2.1.22) unstable; urgency=medium
 
   * New release