diff --git a/gazebo/Arduino.h b/gazebo/Arduino.h
index b3c66e9..4ad4a7d 100644
--- a/gazebo/Arduino.h
+++ b/gazebo/Arduino.h
@@ -140,7 +140,7 @@ public:
 		// to implement for Windows, see https://stackoverflow.com/a/71992965/6850197
 		if (!isatty(STDIN_FILENO)) return 0;
 		struct pollfd pfd = { .fd = STDIN_FILENO, .events = POLLIN };
-		return poll(&pfd, 1, 0) > 0;
+		return poll(&pfd, 1, 0) > 0 && (pfd.revents & POLLIN);
 	}
 
 	int read() {