diff --git a/src/modules/land_detector/land_detector_main.cpp b/src/modules/land_detector/land_detector_main.cpp
index 58753d5ca7..34355c6b11 100644
--- a/src/modules/land_detector/land_detector_main.cpp
+++ b/src/modules/land_detector/land_detector_main.cpp
@@ -196,6 +196,7 @@ int land_detector_main(int argc, char *argv[])
 			warnx("land_detector start failed");
 			return 1;
 		}
+		return 0;
 	}
 
 	if (!strcmp(argv[1], "stop")) {