diff --git a/url/src/lib.rs b/url/src/lib.rs
index 9758b1c95..43b6b8f7b 100644
--- a/url/src/lib.rs
+++ b/url/src/lib.rs
@@ -2369,6 +2369,8 @@ impl fmt::Debug for Url {
         formatter
             .debug_struct("Url")
             .field("scheme", &self.scheme())
+            .field("username", &self.username())
+            .field("password", &self.password())
             .field("host", &self.host())
             .field("port", &self.port())
             .field("path", &self.path())