diff --git a/plugins/lua/workflow.lua b/plugins/lua/workflow.lua
index 7f1d5a08d..dcec1248d 100644
--- a/plugins/lua/workflow.lua
+++ b/plugins/lua/workflow.lua
@@ -203,20 +203,20 @@ for job,flag in pairs(plant_products) do
     local itag = 'idx_'..string.lower(flag)
     job_outputs[job] = function(callback, job)
         local mat_type, mat_index = -1, -1
-		local seed_type, seed_index = -1, -1
+        local seed_type, seed_index = -1, -1
         local mat = dfhack.matinfo.decode(job.job_items[0])
         if mat and mat.plant and mat.plant.flags[flag] then
             mat_type = mat.plant.material_defs[ttag]
             mat_index = mat.plant.material_defs[itag]
-			seed_type = mat.plant.material_defs['type_seed']
-			seed_index = mat.plant.material_defs['idx_seed']
+            seed_type = mat.plant.material_defs['type_seed']
+            seed_index = mat.plant.material_defs['idx_seed']
         end
-		local mat_mask = { }
-		if flag ~= 'LEAVES' then
-			mat_mask.plant = true
-		end
-	    default_output(callback, job, mat_type, mat_index, mat_mask)
-		callback{ item_type = df.item_type.SEEDS, mat_type = seed_type, mat_index = seed_index }
+        local mat_mask = { }
+        if flag ~= 'LEAVES' then
+            mat_mask.plant = true
+        end
+        default_output(callback, job, mat_type, mat_index, mat_mask)
+        callback{ item_type = df.item_type.SEEDS, mat_type = seed_type, mat_index = seed_index }
     end
 end