diff --git a/build/api/core/Checker.php b/build/api/core/Checker.php
index 14eaf46..63f338b 100755
--- a/build/api/core/Checker.php
+++ b/build/api/core/Checker.php
@@ -44,6 +44,10 @@
 				// On recupere le sous-type si défini
 				$flags = isset($match[3]) ? explode(',', substr($match[3], 1)) : null;
 
+				// Si numeric -> to String
+				if( is_numeric($value) )
+					$value = (string) $value;
+
 				// On effectue la verification de taille
 				$lenCheck = $checker && is_string($value) && strlen($value) <= $max && strlen($value) >= $min;