diff --git a/snippets/validate-number.md b/snippets/validate-number.md
index a26eca627..60a037e3e 100644
--- a/snippets/validate-number.md
+++ b/snippets/validate-number.md
@@ -2,8 +2,9 @@
 
 Use `!isNaN` in combination with `parseFloat()` to check if the argument is a number.
 Use `isFinite()` to check if the number is finite.
+Use `Number()` to check if the coercion holds.
 
 ```js
-const validateNumber = n => !isNaN(parseFloat(n)) && isFinite(n);
+const validateNumber = n => !isNaN(parseFloat(n)) && isFinite(n) && Number(n) == n;
 // validateNumber('10') -> true
 ```