diff --git a/res/css/structures/auth/_Login.scss b/res/css/structures/auth/_Login.scss
index a8cb7d7eee..9c98ca3a1c 100644
--- a/res/css/structures/auth/_Login.scss
+++ b/res/css/structures/auth/_Login.scss
@@ -81,6 +81,7 @@ limitations under the License.
 }
 
 .mx_Login_underlinedServerName {
+    width: max-content;
     border-bottom: 1px dashed $accent-color;
 }