1 files changed, 2 insertions, 4 deletions
diff --git a/tests/RegistrationNumberTest.php b/tests/RegistrationNumberTest.php
index 6516eb3..96af23b 100644
--- a/tests/RegistrationNumberTest.php
+++ b/tests/RegistrationNumberTest.php
@@ -290,7 +290,8 @@ final class RegistrationNumberTest extends TestCase
             ['粤O12345'],
 
             // Authority code "Z" (the 2nd character) is for internal in Guangdong province
-            ['粤Z12345'],
+            ['粤Z1234港'],
+            ['粤Z12345港'],
 
             // Authority code "W" (the 2nd character) is for internal in Shandong province
             ['鲁W12345'],
@@ -309,9 +310,6 @@ final class RegistrationNumberTest extends TestCase
             // Authority code "O" (the 2nd character) is for internal
             ['粤OD12345'],
 
-            // Authority code "Z" (the 2nd character) is for internal in Guangdong province
-            ['粤ZD12345'],
-
             // Authority code "W" (the 2nd character) is for internal in Shandong province
             ['鲁WD12345'],
         ];