diff --git a/pkg/solana/txm/pendingtx.go b/pkg/solana/txm/pendingtx.go
index 52d5cb5cb..aa8a15dff 100644
--- a/pkg/solana/txm/pendingtx.go
+++ b/pkg/solana/txm/pendingtx.go
@@ -52,7 +52,7 @@ type PendingTx struct {
 	createTs             time.Time
 	retentionTs          time.Time
 	state                TxState
-	LastValidBlockHeight uint64 // to track expiration
+	lastValidBlockHeight uint64 // to track expiration
 	BalanceCheck         bool
 	From                 solana.PublicKey // to perform balanceCheck
 	Amount               uint64           // to perform balanceCheck
diff --git a/pkg/solana/txm/txm.go b/pkg/solana/txm/txm.go
index 6ad02799f..c2f6b2071 100644
--- a/pkg/solana/txm/txm.go
+++ b/pkg/solana/txm/txm.go
@@ -206,7 +206,7 @@ func (txm *Txm) sendWithRetry(ctx context.Context, msg PendingTx) (solanaGo.Tran
 		return solanaGo.Transaction{}, "", solanaGo.Signature{}, fmt.Errorf("failed to get blockhash in soltxm.sendWithRetry: %w", err)
 	}
 	msg.Tx.Message.RecentBlockhash = blockhash.Value.Blockhash
-	msg.LastValidBlockHeight = blockhash.Value.LastValidBlockHeight
+	msg.lastValidBlockHeight = blockhash.Value.LastValidBlockHeight
 
 	// if requested, validate balance before sending transaction.
 	if msg.BalanceCheck {