diff --git a/cmd/mempool/models/reveal.go b/cmd/mempool/models/reveal.go
index 52c1f58..b282122 100644
--- a/cmd/mempool/models/reveal.go
+++ b/cmd/mempool/models/reveal.go
@@ -18,4 +18,4 @@ type Reveal struct {
 //  comment:"A cap on the amount of gas a given operation can consume."`
 //  comment:"A cap on the amount of storage a given operation can consume."`
 //  comment:"Address of the account who has sent the operation."`           // DISCUSS
-//  comment:"Smart rollup to which the operation was sent."`
+//  comment:"Address of the rollup to which the operation was sent."`
diff --git a/cmd/mempool/models/tx_rollup_commit.go b/cmd/mempool/models/tx_rollup_commit.go
index b764fe1..f17477e 100644
--- a/cmd/mempool/models/tx_rollup_commit.go
+++ b/cmd/mempool/models/tx_rollup_commit.go
@@ -6,12 +6,12 @@ type TxRollupCommit struct {
 	tableName struct{} `pg:"tx_rollup_commit"`
 
 	MempoolOperation
-	Fee          int64  `json:"fee,string"`
-	Counter      int64  `pg:",pk" json:"counter,string"`
-	GasLimit     int64  `json:"gas_limit,string"`
-	StorageLimit int64  `json:"storage_limit,string"`
-	Source       string `json:"source,omitempty" index:"tx_rollup_commit_source_idx"`
-	Rollup       string `json:"rollup,omitempty" index:"tx_rollup_commit_rollup_idx"`
+	Fee          int64  `json:"fee,string" comment:"Fee to the baker, produced block, in which the operation was included (micro tez)."` // DISCUSS
+	Counter      int64  `pg:",pk" json:"counter,string" comment:"An account nonce which is used to prevent operation replay."`
+	GasLimit     int64  `json:"gas_limit,string" comment:"A cap on the amount of gas a given operation can consume."`
+	StorageLimit int64  `json:"storage_limit,string" comment:"A cap on the amount of storage a given operation can consume."`
+	Source       string `json:"source,omitempty" index:"tx_rollup_commit_source_idx" comment:"Address of the account who has sent the operation."` // DISCUSS
+	Rollup       string `json:"rollup,omitempty" index:"tx_rollup_commit_rollup_idx" comment:"Address of the rollup to which the operation was sent."`
 }
 
 // SetMempoolOperation -