diff --git a/standard/tokens/nft/how-it-works.mdx b/standard/tokens/nft/how-it-works.mdx
index 9b87537da..40bbca8a1 100644
--- a/standard/tokens/nft/how-it-works.mdx
+++ b/standard/tokens/nft/how-it-works.mdx
@@ -83,7 +83,7 @@ Ownership notification message body (`ownership_assigned`) contains the followin
 | `forward_payload`    | `Either Cell ^Cell` | should be equal to request's `forward_payload` |
 
 ```tlb TL-B 
-ownership_assigned query_id:uint64 
+ownership_assigned#05138d91 query_id:uint64 
                    prev_owner:MsgAddress 
                    forward_payload:(Either Cell ^Cell) 
                    = InternalMsgBody;
@@ -98,7 +98,7 @@ Excess message body (`excesses`) contains the following data:
 | `query_id` | `uint64` | should be equal to request's `query_id` |
 
 ```tlb TL-B 
-excesses query_id:uint64 = InternalMsgBody;
+excesses#d53276db query_id:uint64 = InternalMsgBody;
 ```
 
 The transfer must be rejected if: