diff --git a/CHANGELOG.md b/CHANGELOG.md
index e54c2910..b9766df4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,13 @@
 ## NEXT
 ...
 
+## [1.10.0](https://github.com/beam-community/jsonapi/compare/v1.9.0...v1.10.0) (2025-08-19)
+
+
+### Features
+
+* add polymorphic resource support ([#359](https://github.com/beam-community/jsonapi/issues/359)) ([0ea2996](https://github.com/beam-community/jsonapi/commit/0ea2996a5317d9db84e9fac65e9ce7431f726ba4))
+
 ## [1.9.0](https://github.com/beam-community/jsonapi/compare/v1.8.4...v1.9.0) (2025-05-18)
 
 
diff --git a/mix.exs b/mix.exs
index 8b9c704e..1c954572 100644
--- a/mix.exs
+++ b/mix.exs
@@ -4,7 +4,7 @@ defmodule JSONAPI.Mixfile do
   def project do
     [
       app: :jsonapi,
-      version: "1.9.0",
+      version: "1.10.0",
       package: package(),
       compilers: compilers(Mix.env()),
       description: description(),