diff --git a/readme.md b/readme.md
index e5adf94..852abe9 100644
--- a/readme.md
+++ b/readme.md
@@ -96,6 +96,7 @@ All the below methods accept a value and returns a boolean for whether the value
 
 Keep in mind that [functions are objects too](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions).
 
+##### .numericString(value)
 ##### .regExp(value)
 ##### .date(value)
 ##### .error(value)