diff --git a/pandas/io/clipboard/__init__.py b/pandas/io/clipboard/__init__.py
index 2ebe03f5f298c..6a39b20869497 100644
--- a/pandas/io/clipboard/__init__.py
+++ b/pandas/io/clipboard/__init__.py
@@ -94,7 +94,8 @@ class PyperclipException(RuntimeError):
 
 class PyperclipWindowsException(PyperclipException):
     def __init__(self, message) -> None:
-        message += f" ({ctypes.WinError()})"
+        # attr only exists on Windows, so typing fails on other platforms
+        message += f" ({ctypes.WinError()})"  # type: ignore[attr-defined]
         super().__init__(message)