README.md in lolcommits-tumblr-0.4.1 vs README.md in lolcommits-tumblr-0.5.0

@@ -14,10 +14,10 @@
 with a Tumblr access token and secret (the plugin will guide you through
 this process).
 
 ## Requirements
 
-* Ruby >= 2.3
+* Ruby >= 2.4
 * A webcam
 * [ImageMagick](http://www.imagemagick.org)
 * [ffmpeg](https://www.ffmpeg.org) (optional) for animated gif capturing
 * A [Tumblr](https://tumblr.com) account