diff --git a/pagerite/__main__.py b/pagerite/__main__.py
index dafe3f2..0d3e39c 100644
--- a/pagerite/__main__.py
+++ b/pagerite/__main__.py
@@ -92,6 +92,7 @@ def main() -> None:
         "pagerite.app:app",
         listen=args.listen,
         default_port=DEFAULT_PORT,
+        server_header=False,
         **dev,
     )