diff --git a/CHANGELOG.md b/CHANGELOG.md
index f6acc3a..eacde78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.15.0 (21.09.2023)
+
+- [Soroban Preview 11 support](https://github.com/kommitters/soroban.ex/issues/126).
+
 ## 0.14.0 (05.09.2023)
 
 - Allow to add custom extra fee rate when invoking functions.
diff --git a/README.md b/README.md
index f736b47..659a10e 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@
 ```elixir
 def deps do
   [
-    {:soroban, "~> 0.14.0"}
+    {:soroban, "~> 0.15.0"}
   ]
 end
 ```
diff --git a/mix.exs b/mix.exs
index 1519b56..1ef10db 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Soroban.MixProject do
   use Mix.Project
 
-  @version "0.14.0"
+  @version "0.15.0"
   @github_url "https://github.com/kommitters/soroban.ex"
 
   def project do