README.md in actionview-component-1.2.0 vs README.md in actionview-component-1.2.1

- old
+ new

@@ -9,10 +9,10 @@
 
 Preliminary support for rendering components was merged into Rails `6.1.0.alpha` in https://github.com/rails/rails/pull/36388. Assuming `ActionView::Component` makes it into Rails `6.1`, this gem will then exist to serve as a backport.
 
 ## Compatibility
 
-`actionview-component` is tested for compatibility with all combinations of Ruby `2.5`/`2.6` and Rails `5.2.3`/`6.0.0`/`6.1.0.alpha`.
+`actionview-component` is tested for compatibility with combinations of Ruby `2.3`/`2.4`/`2.5`/`2.6` and Rails `5.0.0`/`5.2.3`/`6.0.0`/`6.1.0.alpha`.
 
 ## Installation
 Add this line to your application's Gemfile:
 
 ```ruby