diff --git a/config/gtceu.yaml b/config/gtceu.yaml
index 693db866b..ebdb9dcf8 100644
--- a/config/gtceu.yaml
+++ b/config/gtceu.yaml
@@ -267,7 +267,7 @@ machines:
   # Default: false
   orderedAssemblyLineFluids: true
 
-  # Let Dual Hatch has more ability.
+  # Let Dual Hatch has more ability. (DEPRECATED: does nothing now)
   # When enabled it, Dual Hatch will can used to assemble line and so on.
   # Need restart Minecraft to apply.
   enableMoreDualHatchAbility: true