diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed20d60..07c47c8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 3.7.3 (December 29th, 2022)
+
+OTHER:
+
+- update base of Docker image to Alpine 3.17.0 (from 3.16.2 before)
+
 ## 3.7.2 (November 10th, 2022)
 
 OTHER:
diff --git a/lib/dyndnsd/version.rb b/lib/dyndnsd/version.rb
index 75a31cb..a65e557 100644
--- a/lib/dyndnsd/version.rb
+++ b/lib/dyndnsd/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Dyndnsd
-  VERSION = '3.7.2'
+  VERSION = '3.7.3'
 end