diff --git a/shiny/playwright/controller/_input_buttons.py b/shiny/playwright/controller/_input_buttons.py
index 0b287a563..37433a80a 100644
--- a/shiny/playwright/controller/_input_buttons.py
+++ b/shiny/playwright/controller/_input_buttons.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import pathlib
+import re
 from typing import Literal, Optional
 
 from playwright.sync_api import FilePayload, Locator, Page
@@ -61,7 +62,7 @@ def expect_disabled(self, value: bool, *, timeout: Timeout = None):
             The maximum time to wait for the expectation to be fulfilled. Defaults to `None`.
         """
         _expect_attribute_to_have_value(
-            self.loc, "disabled", "" if value else None, timeout=timeout
+            self.loc, "disabled", re.compile(".*") if value else None, timeout=timeout
         )