diff --git a/settingtypes.txt b/settingtypes.txt
index 2e8ca3f..7f12784 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -37,7 +37,7 @@ dfcaverns_level3_min (Upper limit of lava sea) int -2100
 dfcaverns_lava_sea_min (Lower limit of lava sea) int -2700
 
 [Lower Sea]
-#Determines threshold for higher number means sparser magma
+#Determines threshold for lower sea cave generation. Higher number means sparser cavern
 dfcaverns_lava_sea_threshold (Cavern threshold for magma sea) float 0.2 0.0 1.0
-#When true, the magma sea contains magma. When false, it's water instead.
+#When true, the lower sea contains magma. When false, it's water instead.
 dfcaverns_bottom_sea_contains_lava (Lower sea is lava) bool true
\ No newline at end of file