diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ba8350..d748e0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,11 @@
 # Changelog
 
-## 3.11.0
+## 3.11.0 (October 2nd, 2025)
 
 IMPROVEMENTS:
 
 - add Ruby 3.4 support
+- update base of Docker image to Alpine 3.22.1 (from 3.19.0 before)
 
 ## 3.10.0 (January 18th, 2024)
 
diff --git a/lib/dyndnsd/version.rb b/lib/dyndnsd/version.rb
index a8ec9cb..219e593 100644
--- a/lib/dyndnsd/version.rb
+++ b/lib/dyndnsd/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Dyndnsd
-  VERSION = '3.10.0'
+  VERSION = '3.11.0'
 end