--- a/pallets/nft/src/default_weights.rs
+++ b/pallets/nft/src/default_weights.rs
@@ -63,7 +63,7 @@
     }  
     fn create_item(s: usize, ) -> Weight {
         (130_000_000 as Weight)
-            .saturating_add((2135 as Weight).saturating_mul(s as Weight))
+            .saturating_add((2135 as Weight).saturating_mul(s as Weight).saturating_mul(500 as Weight)) // 500 is temporary multiplier, fee for storage
             .saturating_add(DbWeight::get().reads(10 as Weight))
             .saturating_add(DbWeight::get().writes(8 as Weight))
     }  
--- a/runtime/src/nft_weights.rs
+++ b/runtime/src/nft_weights.rs
@@ -64,7 +64,7 @@
     }  
     fn create_item(s: usize, ) -> Weight {
         (130_000_000 as Weight)
-            .saturating_add((2135 as Weight).saturating_mul(s as Weight))
+            .saturating_add((2135 as Weight).saturating_mul(s as Weight).saturating_mul(500 as Weight)) // 500 is temparary multiplier, fee for storage
             .saturating_add(DbWeight::get().reads(10 as Weight))
             .saturating_add(DbWeight::get().writes(8 as Weight))
     }