diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1eeb495..e88ac47 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v0.10.3 (2024-06-28)
+
+* Fix `hex_api_release:retirement_params/0` type spec.
+
 ## v0.10.2 (2024-06-12)
 
 * Fix `hex_tarball:create_docs/1` type spec.
diff --git a/README.md b/README.md
index 6c3e214..efedbd3 100644
--- a/README.md
+++ b/README.md
@@ -199,7 +199,7 @@ Add to `rebar.config`:
 
 ```erlang
 {deps, [
-  {hex_core, "0.10.2"}
+  {hex_core, "0.10.3"}
 ]}
 ```
 
@@ -210,7 +210,7 @@ Add to `mix.exs`:
 ```elixir
 defp deps do
   [
-    {:hex_core, "~> 0.10.2"}
+    {:hex_core, "~> 0.10.3"}
   ]
 end
 ```
diff --git a/src/hex_core.app.src b/src/hex_core.app.src
index 10b41ad..c7896f3 100644
--- a/src/hex_core.app.src
+++ b/src/hex_core.app.src
@@ -1,6 +1,6 @@
 {application, hex_core, [
     {description, "Reference implementation of Hex specifications"},
-    {vsn, "0.10.2"},
+    {vsn, "0.10.3"},
     {registered, []},
     {applications, [kernel, stdlib]},
     {licenses, ["Apache-2.0"]},
diff --git a/src/hex_core.hrl b/src/hex_core.hrl
index ab4808e..c6bbc53 100644
--- a/src/hex_core.hrl
+++ b/src/hex_core.hrl
@@ -1 +1 @@
--define(HEX_CORE_VERSION, "0.10.2").
+-define(HEX_CORE_VERSION, "0.10.3").