diff --git a/CHANGES.txt b/CHANGES.txt
index 906090e2c6..fb82600c97 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,6 @@
+4.0.17
+
+
 4.0.16
  * Tighten up permissions in dc authorizers (CASSANDRA-20225)
  * CBUtil serialization of UTF8 does not handle all UTF8 properly (CASSANDRA-20234)
diff --git a/build.xml b/build.xml
index 5d9b961f51..c85fb8de84 100644
--- a/build.xml
+++ b/build.xml
@@ -34,7 +34,7 @@
     <property name="debuglevel" value="source,lines,vars"/>
 
     <!-- default version and SCM information -->
-    <property name="base.version" value="4.0.16"/>
+    <property name="base.version" value="4.0.17"/>
     <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"/>
diff --git a/debian/changelog b/debian/changelog
index aebe56de81..9edc99c40b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+cassandra (4.0.17) UNRELEASED; urgency=medium
+
+  * New release
+
+ -- Stefan Miklosovic <smiklosovic@apache.org>  Tue, 04 Feb 2025 09:43:30 +0100
+
 cassandra (4.0.16) unstable; urgency=medium
 
   * New release