diff --git a/types/vote_test.go b/types/vote_test.go
index b6a4e92a5..8a3fa9027 100644
--- a/types/vote_test.go
+++ b/types/vote_test.go
@@ -151,7 +151,6 @@ func TestVoteSignBytesTestVectors(t *testing.T) {
 				// (field_number << 3) | wire_type
 				0x32,
 				0xd, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x63, 0x68, 0x61, 0x69, 0x6e, 0x5f, 0x69, 0x64, // chainID
-				// (field_number << 3) | wire_type
 			}, // chainID
 		},
 	}