diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 46ee666a..b47405e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ name: CI
 on: [push, pull_request]
 
 env:
-  VERSION: "5.0.1.${{github.run_number}}"
+  VERSION: "5.1.0.${{github.run_number}}"
   PACKAGE_SUFFIX: ""
 
 jobs:
diff --git a/Source/ReleaseNotes.md b/Source/ReleaseNotes.md
index 5e84863a..40e90033 100644
--- a/Source/ReleaseNotes.md
+++ b/Source/ReleaseNotes.md
@@ -1,22 +1,2 @@
-**! Read the migration guide (https://github.com/dotnet/MQTTnet/wiki/Upgrading-guide) before migrating to version 5!**
-
-## Changes
-* Memory usage optimizations (thanks to @mregen)
-* Performance optimizations (thanks to @mregen)
-* Removal of no longer supported .NET Frameworks **(BREAKING CHANGE)**
-* Changed code signing and nuget certificate
-* Namespace changes **(BREAKING CHANGE)**
-* Removal of Managed Client **(BREAKING CHANGE)**
-* Fixed missing release notes in nuget packages.
-
-
-* Client: MQTT 5.0.0 is now the default version when connecting with a server **(BREAKING CHANGE)**
-* Client: Fixed enhanced authentication.
-* Client: Exposed WebSocket compression options in MQTT client options (thanks to @victornor, #2127)
-* Client: Fixed wrong timeout for keep alive check (thanks to @Erw1nT, #2129)
-* Server: Fixed enhanced authentication.
-* Server: Set default for "MaxPendingMessagesPerClient" to 1000 **(BREAKING CHANGE)**
-* Server: Set SSL version to "None" which will let the OS choose the version **(BREAKING CHANGE)**
-* Server: Added API for getting a single session (thanks to @AntonSmolkov, #2131)
-* Server: Fixed "TryPrivate" (Mosquitto feature) handling (thanks to @victornor, #2125) **(BREAKING CHANGE)**
-* Server: Fixed dead lock when awaiting a packet transmission but the packet gets dropped due to quotas (#2117, thanks to @AntonSmolkov)
+* Core: Used new language features across the entire library
+* Core: Performance improvements