diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index be975020c9..c61da46c37 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -924,7 +924,7 @@ static int event_queue_start(Manager *manager) {
                         continue;
 
                 r = event_run(event);
-                if (r < 0)
+                if (r <= 0)
                         return r;
         }