diff --git a/mods/MAPGEN/mcl_mapgen_core/init.lua b/mods/MAPGEN/mcl_mapgen_core/init.lua
index 81c0993da..624d4a6a8 100644
--- a/mods/MAPGEN/mcl_mapgen_core/init.lua
+++ b/mods/MAPGEN/mcl_mapgen_core/init.lua
@@ -1268,11 +1268,17 @@ local function generate_end_exit_portal(pos)
 	else
 		minetest.log("error", "[mcl_mapgen_core] ERROR! Ender dragon doesn't want to spawn")
 	end
-	mcl_structures.call_struct(pos, "end_exit_portal")
+	if mcl_structures ~= nil then
+		mcl_structures.call_struct(pos, "end_exit_portal")
+	end
 end
 
 -- TODO: Try to use more efficient structure generating code
 local function generate_structures(minp, maxp, blockseed, biomemap)
+	if mcl_structures == nil then
+		return
+	end
+
 	local chunk_has_desert_well = false
 	local chunk_has_desert_temple = false
 	local chunk_has_igloo = false
diff --git a/mods/MAPGEN/mcl_mapgen_core/mod.conf b/mods/MAPGEN/mcl_mapgen_core/mod.conf
index dbd1dcd94..5ef4d4a03 100644
--- a/mods/MAPGEN/mcl_mapgen_core/mod.conf
+++ b/mods/MAPGEN/mcl_mapgen_core/mod.conf
@@ -1,5 +1,5 @@
 name = mcl_mapgen_core
 author = Wuzzy
 description = The core of the MCL2 mapgen
-depends = mcl_init, mcl_core, biomeinfo, mcl_worlds, mcl_structures
-optional_depends = mclx_core, mcl_cocoas, mcl_sponges, mcl_ocean, mcl_stairs, mcl_monster_eggs
+depends = mcl_init, mcl_core, biomeinfo, mcl_worlds
+optional_depends = mclx_core, mcl_cocoas, mcl_sponges, mcl_ocean, mcl_stairs, mcl_monster_eggs, mcl_structures