Fixed typo.

2021-04-28 10:15:19 +01:00 · 2021-04-28 10:15:19 +01:00 · 961f906944
--- a/README.md
+++ b/README.md
@ -32,7 +32,7 @@ older versions might be available on a dedicated branch.
 * [ml_yacc_lib.thy](ml_yacc_lib.thy) provides Isabelle support for parser 
  generated by ml-yacc (part of sml/NJ).

-* [fxp.thy](fxp.tyy) provides Isabelle support for The Functional XML
+* [fxp.thy](fxp.thy) provides Isabelle support for The Functional XML
  Parser (fxp).

 ## Authors