diff --git a/api.lua b/api.lua
index cadd2c8..b6c5350 100644
--- a/api.lua
+++ b/api.lua
@@ -1513,6 +1513,7 @@ function mobs:spawn_specific(name, nodes, neighbors, min_light, max_light,
 		neighbors = neighbors,
 		interval = interval,
 		chance = chance,
+		catch_up = false,
 
 		action = function(pos, node, _, active_object_count_wider)