diff --git a/airblock.lua b/airblock.lua
index 2003399..9723ed8 100644
--- a/airblock.lua
+++ b/airblock.lua
@@ -25,7 +25,7 @@ minetest.register_node("tech_additions:air_block", {
     description = S("Air Block"),
     tiles = {"tech_additions_air_block.png"},
       groups = {snappy=3, fall_damage_add_percent = -99, bouncy=70},
-      light_source = 30,
+      light_source = default.LIGHT_MAX,
       paramtype = "light",
       sunlight_propagates = true,
       on_secondary_use = placeairblock(),