diff --git a/library/lua/dfhack/buildings.lua b/library/lua/dfhack/buildings.lua
index 995f90972..54f6fa19c 100644
--- a/library/lua/dfhack/buildings.lua
+++ b/library/lua/dfhack/buildings.lua
@@ -176,9 +176,9 @@ local building_inputs = {
             vector_id=df.job_item_vector_id.TRACTION_BENCH
         }
     },
-    [df.building_type.Slab] = { { item_type=df.item_type.SLAB, vector_id=df.job_item_vector_id.SLAB } },
-    [df.building_type.NestBox] = { { has_tool_use=df.tool_uses.NEST_BOX, item_type=df.item_type.TOOL, vector_id=df.job_item_vector_id.TOOL } },
-    [df.building_type.Hive] = { { has_tool_use=df.tool_uses.HIVE, item_type=df.item_type.TOOL, vector_id=df.job_item_vector_id.TOOL } },
+    [df.building_type.Slab] = { { item_type=df.item_type.SLAB } },
+    [df.building_type.NestBox] = { { has_tool_use=df.tool_uses.NEST_BOX, item_type=df.item_type.TOOL } },
+    [df.building_type.Hive] = { { has_tool_use=df.tool_uses.HIVE, item_type=df.item_type.TOOL } },
     [df.building_type.Rollers] = {
         {
             name='mechanism',