diff --git a/CHANGELOG.md b/CHANGELOG.md
index c5a69835..b5274e3e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,6 +32,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Fixed Unsafe String Comparison (#156, #209 by @pboling and @drosseau)
 * Fixed typos in Gemspec (#204, #203, #208 by @pboling)
 * Copyright Notice in LICENSE - added correct years (#217, #218 by @pboling)
+* Fixed request proxy Class constant reference scopes - was missing `::` in many places (#225, #226 by @pboling)
 
 ### Removed
 
diff --git a/README.md b/README.md
index 0b85a5b9..b6290ef0 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,9 @@
 # Ruby OAuth
 
+**NOTE**
+
+This README, on branch `v0.5-maintenance`, targets 0.5.x series releases.  For later releases please see the `msater` branch README.
+
 ## Status
 
 | Project                    |  Ruby Oauth                |
@@ -43,11 +47,11 @@ Targeted ruby compatibility is non-EOL versions of Ruby, currently 2.6, 2.7, and
 3.0. Ruby is limited to 2.0+ in the gemspec, and this may change while the gem is
 still at version 0.x.  The `master` branch currently targets 0.6.x releases.
 
-| Ruby OAuth Version   | Officially Supported Rubies                 | Unofficially Supported Rubies |
-|--------------------- | ------------------------------------------- | ----------------------------- |
-| 0.7.x (hypothetical) | 2.7, 3.0, 3.1                               | 2.6                           |
-| 0.6.x                | 2.6, 2.7, 3.0                               | 2.3, 2.4, 2.5                 |
-| 0.5.x                | 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 3.0 |                               |
+| Ruby OAuth Version   | Maintenance Branch | Officially Supported Rubies                 | Unofficially Supported Rubies |
+|--------------------- | ------------------ | ------------------------------------------- | ----------------------------- |
+| 0.7.x (hypothetical) | N/A                | 2.7, 3.0, 3.1                               | 2.6                           |
+| 0.6.x                | `master`           | 2.6, 2.7, 3.0                               | 2.3, 2.4, 2.5                 |
+| 0.5.x                | `v0.5-maintenance` | 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 3.0 |                               |
 
 NOTE: 0.5.7 is anticipated as last release of the 0.5.x series.
 
diff --git a/lib/oauth/version.rb b/lib/oauth/version.rb
index 74dd7ec4..2099a6d3 100644
--- a/lib/oauth/version.rb
+++ b/lib/oauth/version.rb
@@ -1,3 +1,3 @@
 module OAuth
-  VERSION = "0.5.7-pre1"
+  VERSION = "0.5.7"
 end