diff --git a/content/docs/typechecking-with-proptypes.md b/content/docs/typechecking-with-proptypes.md
index d632a576..76cfbaff 100644
--- a/content/docs/typechecking-with-proptypes.md
+++ b/content/docs/typechecking-with-proptypes.md
@@ -199,7 +199,7 @@ The `defaultProps` will be used to ensure that `this.props.name` will have a val
 
 ### Function Components {#function-components}
 
-If you are using function components in your regular development, you may want to make some small changes to allow PropTypes to be proper applied.
+If you are using function components in your regular development, you may want to make some small changes to allow PropTypes to be properly applied.
 
 Let's say you have a component like this: