diff --git a/api.lua b/api.lua
index 449a925..c2344bc 100644
--- a/api.lua
+++ b/api.lua
@@ -3404,6 +3404,8 @@ function mobs:spawn_abm_check(pos, node, name)
 	-- return true to stop spawning mob
 end
 
+local mod_technic = minetest.get_modpath("technic") or
+		minetest.get_modpath("simple_anchor")
 
 function mobs:spawn_specific(name, nodes, neighbors, min_light, max_light,
 	interval, chance, aoc, min_height, max_height, day_toggle, on_spawn)
@@ -3508,6 +3510,15 @@ function mobs:spawn_specific(name, nodes, neighbors, min_light, max_light,
 				return
 			end
 
+-- do not spawn if world anchor block is nearby
+if mod_technic
+and #minetest.find_nodes_in_area(
+		{x = pos.x - 32, y = pos.y - 32, z = pos.z - 32},
+		{x = pos.x + 32, y = pos.y + 32, z = pos.z + 32},
+		{"technic:admin_anchor", "simple_anchor:loader_block"}) > 0 then
+	return
+end
+
 			-- only spawn away from player
 			local objs = minetest.get_objects_inside_radius(pos, 8)
 
diff --git a/readme.MD b/readme.MD
index 3d5ff04..27d552f 100644
--- a/readme.MD
+++ b/readme.MD
@@ -23,7 +23,7 @@ Lucky Blocks: 9
 
 
 Changelog:
-- 1.50 - Added new line_of_sight function that uses raycasting if mt5.0 is found (thanks Astrobe)
+- 1.50 - Added new line_of_sight function that uses raycasting if mt5.0 is found (thanks Astrobe), dont spawn mobs if world anchor nearby (technic or simple_anchor mods)
 - 1.49- Added mobs:force_capture(self, player) function, api functions now use metatables thanks to bell07
 - 1.48- Add mobs:set_velocity(self, velocity) global function
 - 1.47- Mob damage changes, min and max light level for damage added, ignition sources checked for lava damage