diff --git a/src/Parser/ParserState.md b/src/Parser/ParserState.md
index 57db768..c8eb361 100644
--- a/src/Parser/ParserState.md
+++ b/src/Parser/ParserState.md
@@ -58,7 +58,7 @@ Ord (Index i) where
 
 Stores the location we are currently at in the string, and metadata about it for
 providing good error messages. Parsing an empty input isn't very interesting, so
-we exclude inputs of length zero, since that will make other things eaiser.
+we exclude inputs of length zero, since that will make other things easier.
 
 ```idris
 ||| State representing a parser's position in the text