README.md in ld-eventsource-2.0.0.pre.beta.1 vs README.md in ld-eventsource-2.0.0

@@ -8,10 +8,10 @@
 Parts of this code are based on https://github.com/Tonkpils/celluloid-eventsource, but it does not use Celluloid.
 
 Supported Ruby versions
 -----------------------
 
-This gem has a minimum Ruby version of 2.4, or 9.2 for JRuby.
+This gem has a minimum Ruby version of 2.5, or 9.2 for JRuby.
 
 Quick setup
 -----------
 
 1. Install the Ruby SDK with `gem`: