diff --git a/server.py b/server.py
index 743ed765..b3f6546f 100644
--- a/server.py
+++ b/server.py
@@ -720,6 +720,11 @@ def main() -> None:
         # Not on the main thread (e.g. embedded/test harness); skip handler.
         logger.debug("Could not install SIGTERM handler", exc_info=True)
 
+    try:
+        signal.signal(signal.SIGINT, _request_shutdown)
+    except (ValueError, OSError):
+        logger.debug("Could not install SIGINT handler", exc_info=True)
+
     try:
         httpd.serve_forever()
     finally: