diff --git a/docs/cookbook/13-false-in-jsx.md b/docs/cookbook/13-false-in-jsx.md
index 9c5ac43872..f325a0cab9 100644
--- a/docs/cookbook/13-false-in-jsx.md
+++ b/docs/cookbook/13-false-in-jsx.md
@@ -7,7 +7,7 @@ prev: initial-ajax.html
 ---
 
 ### Problem
-How does `undefined` and `false` behave as attribute value and as child component?
+How does `undefined` and `false` behave as an attribute value and as a child component?
 
 ### Solution
 Renders as `id="false"`: