diff --git a/config.lua b/config.lua
index bc79dae..392db3a 100644
--- a/config.lua
+++ b/config.lua
@@ -26,3 +26,5 @@ end
 setting("int", "spread", 400, "Approximate spacing between magma conduits")
 setting("bool", "remove_default_lava", true, "Removes default mapgen lava")
 setting("bool", "ameliorate_floods", true, "Ameliorate lava floods on the surface")
+setting("int", "upper_limit", 512, "Upper extent of magma conduits")
+setting("int", "lower_limit", -31000, "Lower extent of magma conduits")
diff --git a/init.lua b/init.lua
index ada4ac3..e5653c8 100644
--- a/init.lua
+++ b/init.lua
@@ -34,8 +34,8 @@ minetest.register_ore({
 		},
 	column_height_min = 2,
 	column_height_max = 6,
-	height_min = -31000,
-	height_max = 512,
+	height_min = magma_conduits.config.lower_limit,
+	height_max = magma_conduits.config.upper_limit,
 	noise_threshold = 0.9,
 	noise_params = {
 		offset = 0,
diff --git a/settingtypes.txt b/settingtypes.txt
index e01b383..1bef4f4 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -1,3 +1,5 @@
 magma_conduits_spread (Approximate spacing between magma conduits) int 400
+magma_conduits_upper_limit (Upper extent of magma conduits) int 512
+magma_conduits_lower_limit (Lower extent of magma conduits) int -31000
 magma_conduits_ameliorate_floods (Ameliorate lava floods on the surface) bool true
 magma_conduits_remove_default_lava (Remove default mapgen lava) bool true
\ No newline at end of file