diff --git a/stdlib/cmd.pyi b/stdlib/cmd.pyi
index 82b2a7bc8..d1166db0f 100644
--- a/stdlib/cmd.pyi
+++ b/stdlib/cmd.pyi
@@ -32,7 +32,7 @@ class Cmd:
     def parseline(self, line: str) -> tuple[str | None, str | None, str]: ...
     def onecmd(self, line: str) -> bool: ...
     def emptyline(self) -> bool: ...
-    def default(self, line: str) -> bool: ...
+    def default(self, line: str) -> None: ...
     def completedefault(self, *ignored: Any) -> list[str]: ...
     def completenames(self, text: str, *ignored: Any) -> list[str]: ...
     completion_matches: list[str] | None