diff --git a/conf/default.yaml b/conf/default.yaml
index 4730b8b..72db543 100644
--- a/conf/default.yaml
+++ b/conf/default.yaml
@@ -58,7 +58,7 @@ recognizer_registry:
       supported_entity: CUSTOM_PHONE_BE # Nouvelle entité pour éviter les conflits
       patterns:
         - name: Belgian Phone Pattern (+32 + 8 or 9 digits)
-          regex: "\\b(?:\\+|00)32(?:[\\s.-]?\\d){8,9}\\b"
+          regex: "^(((\+|00)32[ ]?(?:\(0\)[ ]?)?)|0){1}(4(60|[789]\d)\/?(\s?\d{2}\.?){2}(\s?\d{2})|(\d\/?\s?\d{3}|\d{2}\/?\s?\d{2})(\.?\s?\d{2}){2})$"
           score: 1.0
       context: ["téléphone", "tel", "gsm", "mobile"]