diff --git a/tx_binary.go b/tx_binary.go
index 7adbaa5..d4a3ba4 100644
--- a/tx_binary.go
+++ b/tx_binary.go
@@ -2143,6 +2143,7 @@ var txBinaryEnumTables = map[uint16]*txBinaryEnumTable{
 			MevAgentSpeedlanding,
 			MevAgentAllenhark,
 			MevAgentRaiden,
+			MevAgentZan,
 		},
 	),
 }
diff --git a/tx_binary_test.go b/tx_binary_test.go
index 7d04c97..c1379fe 100644
--- a/tx_binary_test.go
+++ b/tx_binary_test.go
@@ -41,6 +41,10 @@ func TestTxBinaryRoundTrip(t *testing.T) {
 				MevAgent:    MevAgentJito,
 				MevAgentFee: decimal.RequireFromString("0.030000000"),
 			},
+			MevAgentZan: {
+				MevAgent:    MevAgentZan,
+				MevAgentFee: decimal.RequireFromString("0.040000000"),
+			},
 		},
 		Swaps: []Swap{
 			{
@@ -146,6 +150,9 @@ func TestTxBinaryRoundTrip(t *testing.T) {
 	if !decoded.MevAgent[MevAgentJito].MevAgentFee.Equal(original.MevAgent[MevAgentJito].MevAgentFee) {
 		t.Fatalf("MevAgent fee mismatch")
 	}
+	if !decoded.MevAgent[MevAgentZan].MevAgentFee.Equal(original.MevAgent[MevAgentZan].MevAgentFee) {
+		t.Fatalf("Zan MevAgent fee mismatch")
+	}
 	if len(decoded.Swaps) != 1 {
 		t.Fatalf("Swaps len = %d, want 1", len(decoded.Swaps))
 	}