diff --git a/bzlead2/lead-recipe-updates.lua b/bzlead2/lead-recipe-updates.lua
index 9dbdb34..273ba4a 100644
--- a/bzlead2/lead-recipe-updates.lua
+++ b/bzlead2/lead-recipe-updates.lua
@@ -74,7 +74,7 @@ util.add_ingredient("kr-rocket-turret", leb, 10)
 
 -- Space Exploration
 if mods["space-exploration"] then
-  util.replace_ingredient("effectivity-module", "copper-cable", "battery", 5)
+  util.replace_ingredient("efficiency-module", "copper-cable", "battery", 5)
 end
 util.add_product("se-scrap-hard-recycling", {name="lead-ore", type="item", amount=1, probability=0.1})
 util.replace_some_ingredient("se-pulveriser", "iron-plate", 10, "lead-plate", 10)