diff --git a/stubs/pyinstaller/pyi_splash/__init__.pyi b/stubs/pyinstaller/pyi_splash/__init__.pyi
index 66381afe4..39731427a 100644
--- a/stubs/pyinstaller/pyi_splash/__init__.pyi
+++ b/stubs/pyinstaller/pyi_splash/__init__.pyi
@@ -8,5 +8,5 @@ def is_alive() -> bool: ...
 def update_text(msg: str) -> None: ...
 def close() -> None: ...
 
-CLOSE_CONNECTION: Literal[b"\u0004"]
+CLOSE_CONNECTION: Literal[b"\x04"]
 FLUSH_CHARACTER: Literal[b"\r"]