diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 0bfafe3..96de591 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        rails-version: ['5.2.8.1', '6.0.3.7', '6.1.7.6', '7.0.8', '7.1.2', 'main']
+        rails-version: ['5.2.8.1', '6.1.7.6', '7.0.8', '7.1.2', 'main']
         ruby-version: ['2.7', '3.0', '3.1', '3.2']
         exclude:
           - rails-version: '5.2.5'
diff --git a/README.rdoc b/README.rdoc
index c797579..89a6266 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -6,7 +6,7 @@ This gem hooks into the Rack middleware of Rails. This way all paths are downcas
 
 == Requirements
 
-This gem is tested with 5.2.x, 6.0.x, 6.1.x., 7.x. It reportedly also works with Sinatra, although I do not use Sinatra myself. Sinatra test-cases will be most welcome.
+This gem is tested with 5.2.x, 6.x, 7.x. It reportedly also works with Sinatra, although I do not use Sinatra myself. Sinatra test-cases will be most welcome.
 
 It has previously worked - and I presume still works - in Rails 5.0.x and 5.1.x.