README.md in uniscribe-1.3.0 vs README.md in uniscribe-1.4.0

@@ -99,14 +99,16 @@
 
 ![Screenshot Blanks](/screenshots/blanks.png?raw=true "Blanks")
 
 ## Notes
 
-Although the gem is generally up to date with Unicode 12, the proper detection of compositions / graphemes / combined characters depends on your Ruby version:
+Although the gem is generally up to date with Unicode 12.1, the proper detection of compositions / graphemes / combined characters depends on your Ruby version:
 
 Ruby | Unicode Version
 -----|----------------
-2.6  | 11.0.0
+2.6.3+ | 12.1.0
+2.6.2  | 12.0.0
+2.6.1- | 11.0.0
 2.5  | 10.0.0
 2.4  | 9.0.0
 2.3  | 8.0.0
 2.2  | 7.0.0
 2.1  | 6.1.0