README.md in regexp-examples-1.3.0 vs README.md in regexp-examples-1.3.1

@@ -55,10 +55,10 @@
 ## Supported ruby versions
 * MRI 2.0.x
 * MRI 2.1.x
 * MRI 2.2.x
 * MRI 2.3.x
-* MRI 2.4.0-dev
+* MRI 2.4.x
 
 MRI ≤ 1.9.3 are not supported. This is primarily because MRI 2.0.0 introduced a new
 regexp engine (`Oniguruma` was replaced by `Onigmo`). Whilst *most* of this gem could
 be made to work with MRI 1.9.x (or even 1.8.x), I feel the changes are too significant
 to implement backwards compatability (especially since [long-term support for MRI