diff --git a/htlcswitch/hop/payload_test.go b/htlcswitch/hop/payload_test.go
index b0a92534..bfe2c134 100644
--- a/htlcswitch/hop/payload_test.go
+++ b/htlcswitch/hop/payload_test.go
@@ -10,6 +10,8 @@ import (
 	"github.com/lightningnetwork/lnd/record"
 )
 
+const testUnknownRequiredType = 0x10
+
 type decodePayloadTest struct {
 	name             string
 	payload          []byte
@@ -81,21 +83,26 @@ var decodePayloadTests = []decodePayloadTest{
 		},
 	},
 	{
-		name:    "required type after omitted hop id",
-		payload: []byte{0x02, 0x00, 0x04, 0x00, 0x0a, 0x00},
+		name: "required type after omitted hop id",
+		payload: []byte{
+			0x02, 0x00, 0x04, 0x00,
+			testUnknownRequiredType, 0x00,
+		},
 		expErr: hop.ErrInvalidPayload{
-			Type:      10,
+			Type:      testUnknownRequiredType,
 			Violation: hop.RequiredViolation,
 			FinalHop:  true,
 		},
 	},
 	{
 		name: "required type after included hop id",
-		payload: []byte{0x02, 0x00, 0x04, 0x00, 0x06, 0x08, 0x01, 0x00,
-			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00,
+		payload: []byte{
+			0x02, 0x00, 0x04, 0x00, 0x06, 0x08, 0x01, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00,
+			testUnknownRequiredType, 0x00,
 		},
 		expErr: hop.ErrInvalidPayload{
-			Type:      10,
+			Type:      testUnknownRequiredType,
 			Violation: hop.RequiredViolation,
 			FinalHop:  false,
 		},