diff --git a/docs/patterns/apierrors.rst b/docs/patterns/apierrors.rst
index ce5c8446..90e8c13d 100644
--- a/docs/patterns/apierrors.rst
+++ b/docs/patterns/apierrors.rst
@@ -2,7 +2,7 @@ Implementing API Exceptions
 ===========================
 
 It's very common to implement RESTful APIs on top of Flask.  One of the
-first thing that developers run into is the realization that the builtin
+first things that developers run into is the realization that the builtin
 exceptions are not expressive enough for APIs and that the content type of
 :mimetype:`text/html` they are emitting is not very useful for API consumers.