diff --git a/src/Iban.php b/src/Iban.php
index 6fcc8c2ac..58f7ae291 100644
--- a/src/Iban.php
+++ b/src/Iban.php
@@ -76,6 +76,7 @@ class Iban extends AbstractValidator
         'BE' => 'BE[0-9]{2}[0-9]{3}[0-9]{7}[0-9]{2}',
         'BG' => 'BG[0-9]{2}[A-Z]{4}[0-9]{4}[0-9]{2}[A-Z0-9]{8}',
         'BH' => 'BH[0-9]{2}[A-Z]{4}[A-Z0-9]{14}',
+        'BR' => 'BR[0-9]{2}[0-9]{8}[0-9]{5}[0-9]{10}[A-Z][A-Z0-9]',
         'CH' => 'CH[0-9]{2}[0-9]{5}[A-Z0-9]{12}',
         'CR' => 'CR[0-9]{2}[0-9]{3}[0-9]{14}',
         'CY' => 'CY[0-9]{2}[0-9]{3}[0-9]{5}[A-Z0-9]{16}',