diff --git a/book/book.tex b/book/book.tex
index cfa7a8b..3f8e05a 100644
--- a/book/book.tex
+++ b/book/book.tex
@@ -16935,7 +16935,7 @@ \section{Hashtables}
 {\tt BetterMap}: if they are equal, the average number of items per
 LinearMap is 1, so it calls {\tt resize}.
 
-{\tt resize} make a new {\tt BetterMap}, twice as big as the previous
+{\tt resize} makes a new {\tt BetterMap}, twice as big as the previous
 one, and then ``rehashes'' the items from the old map to the new.
 
 Rehashing is necessary because changing the number of LinearMaps