diff --git a/data/phone-formats.json b/data/phone-formats.json
index ad18abeed..0403866ec 100644
--- a/data/phone-formats.json
+++ b/data/phone-formats.json
@@ -49,7 +49,7 @@
         "ru": "+7 495 1234567",
         "kz": "+7 495 1234567",
         "vn": "+84 1 234 5678",
-        "hk": "+852 12345678",
-        "tw": "+886 2 2720 8889"
+        "hk": "+852 1234 5678",
+        "tw": "+886 1 2345 6789"
     }
 }