diff --git a/io.c b/io.c
index 297b8bd..b660d4f 100644
--- a/io.c
+++ b/io.c
@@ -62,7 +62,7 @@ int uev_io_set(uev_t *w, int fd, int events)
 {
 
 	if ((events & UEV_ONESHOT) && w->active) {
-    return uev_watcher_rearm(w);
+		return uev_watcher_rearm(w);
 	}
 
 	/* Ignore any errors, only to clean up anything lingering ... */