diff --git a/nc_sieve/sieve.lua b/nc_sieve/sieve.lua
index 279de06..435187c 100644
--- a/nc_sieve/sieve.lua
+++ b/nc_sieve/sieve.lua
@@ -188,7 +188,7 @@ for _,dat in pairs({
         name = modname..":random_dust"
       },
       {
-        ores = {
+        drop = {
           ["nc_terrain:cobble"] = 50,
           ["nc_lode:cobble_loose"] = 50,
           ["nc_lux:cobble1_loose"] = 5,