diff --git a/mods/ENTITIES/mcl_mobs/api/api.lua b/mods/ENTITIES/mcl_mobs/api/api.lua
index c08b81186..7723e16a6 100644
--- a/mods/ENTITIES/mcl_mobs/api/api.lua
+++ b/mods/ENTITIES/mcl_mobs/api/api.lua
@@ -349,8 +349,8 @@ function mobs:register_mob(name, def)
 		eye_height = def.eye_height or 1.5,
 		defuse_reach = def.defuse_reach or 4,
 		hostile_cooldown = def.hostile_cooldown or 15,
-		tilt_fly = def.tilt_fly or true,
-		tilt_swim = def.tilt_swim or true,
+		tilt_fly = def.tilt_fly,
+		tilt_swim = def.tilt_swim,
 		-- End of MCL2 extensions
 
 		on_spawn = def.on_spawn,