diff --git a/scripts/autofarm.rb b/scripts/autofarm.rb
index 3839a7ca9..6a7635b90 100644
--- a/scripts/autofarm.rb
+++ b/scripts/autofarm.rb
@@ -35,7 +35,7 @@ class AutoFarm
 			if (!i.flags.dump && !i.flags.forbid && !i.flags.garbage_collect &&
 				!i.flags.hostile && !i.flags.on_fire && !i.flags.rotten &&
 				!i.flags.trader && !i.flags.in_building && !i.flags.construction &&
-				!i.flags.artifact1 && plantable.has_key? (i.mat_index))
+				!i.flags.artifact)
 				counts[i.mat_index] = counts[i.mat_index] + i.stack_size
 			end
 		}