diff --git a/CHANGES b/CHANGES
index b6ca0f8a..ff5fa0db 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+5.2.1 (2024-01-20)
+
+  * Support Ruby 3.3
+  * Update Gem metadata
+
 5.2.0 (2023-11-11)
 
   * Fix logic less bug - #783
diff --git a/lib/slim/version.rb b/lib/slim/version.rb
index a40041cf..0d772a58 100644
--- a/lib/slim/version.rb
+++ b/lib/slim/version.rb
@@ -2,5 +2,5 @@
 module Slim
   # Slim version string
   # @api public
-  VERSION = '5.2.0'
+  VERSION = '5.2.1'
 end