diff --git a/CHANGELOG.md b/CHANGELOG.md
index 03d00036b..4f973dfe8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Change Log
 
+## [1.2.15](https://github.com/ably/ably-dotnet/tree/1.2.15) (2023-04-19)
+
+[Full Changelog](https://github.com/ably/ably-dotnet/compare/1.2.14...1.2.15)
+
+**Merged pull requests:**
+
+- Refactored documentation and SDK supported capabilities by @sacOO7 in https://github.com/ably/ably-dotnet/pull/1274
+- Fix Create token request by @sacOO7 in https://github.com/ably/ably-dotnet/pull/1282
+- Fix entering internal presence members by @sacOO7 in https://github.com/ably/ably-dotnet/pull/1275
+- Fix broken REST host fallbacks by @sacOO7 in https://github.com/ably/ably-dotnet/pull/1278
+
 ## [1.2.14](https://github.com/ably/ably-dotnet/tree/1.2.14) (2023-10-21)
 
 [Full Changelog](https://github.com/ably/ably-dotnet/compare/1.2.13...1.2.14)
diff --git a/src/CommonAssemblyInfo.cs b/src/CommonAssemblyInfo.cs
index 2b3f870fa..47dcd256d 100644
--- a/src/CommonAssemblyInfo.cs
+++ b/src/CommonAssemblyInfo.cs
@@ -4,13 +4,13 @@
 
 [assembly: AssemblyCompany("Ably")]
 [assembly: AssemblyProduct("Ably .NET Library")]
-[assembly: AssemblyVersion("1.2.14")]
-[assembly: AssemblyFileVersion("1.2.14")]
+[assembly: AssemblyVersion("1.2.15")]
+[assembly: AssemblyFileVersion("1.2.15")]
 namespace System {
     internal static class AssemblyVersionInformation {
         internal const System.String AssemblyCompany = "Ably";
         internal const System.String AssemblyProduct = "Ably .NET Library";
-        internal const System.String AssemblyVersion = "1.2.14";
-        internal const System.String AssemblyFileVersion = "1.2.14";
+        internal const System.String AssemblyVersion = "1.2.15";
+        internal const System.String AssemblyFileVersion = "1.2.15";
     }
 }
diff --git a/unity/Assets/Ably/Plugins/IO.Ably.dll b/unity/Assets/Ably/Plugins/IO.Ably.dll
index 53c891f10..29d27e86d 100644
Binary files a/unity/Assets/Ably/Plugins/IO.Ably.dll and b/unity/Assets/Ably/Plugins/IO.Ably.dll differ
diff --git a/unity/Assets/Ably/version.txt b/unity/Assets/Ably/version.txt
index 3f54916a0..1fc5b8206 100644
--- a/unity/Assets/Ably/version.txt
+++ b/unity/Assets/Ably/version.txt
@@ -1 +1 @@
-1.2.14 
+1.2.15