diff --git a/oregen-manager.lua b/oregen-manager.lua
index a8811e1..05ac102 100644
--- a/oregen-manager.lua
+++ b/oregen-manager.lua
@@ -86,12 +86,12 @@ local PRODUCTS = {
     {"tfmg:bauxite", CRUSHER_ADDR},
     {"tfmg:lithium_nugget", MAIN_STORAGE_ADDR},
     -- Can reduce these numbers to 12 * 64 in future if it becomes an issue
-    {"minecraft:iron_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
-    {"minecraft:gold_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
-    {"create:copper_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
-    {"create:zinc_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
-    {"tfmg:nickel_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
-    {"oreganized:silver_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64},
+    {"minecraft:iron_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
+    {"minecraft:gold_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
+    {"create:copper_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
+    {"create:zinc_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
+    {"tfmg:nickel_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
+    {"oreganized:silver_nugget", MAIN_STORAGE_ADDR, keep = 16 * 64, limit = 4 * 64},
 }
 
 -- these will be crafted when needed