diff --git a/rlp/writer.nim b/rlp/writer.nim
index 1bd78ca..87c9391 100644
--- a/rlp/writer.nim
+++ b/rlp/writer.nim
@@ -186,13 +186,6 @@ proc append*[T](self; listOrBlob: openarray[T]) =
     for i in 0 ..< listOrBlob.len:
       self.append listOrBlob[i]
 
-proc append*[T](self; list: seq[T]) =
-  mixin append
-
-  self.startList list.len
-  for i in 0 ..< list.len:
-    self.append list[i]
-
 proc append*(self; data: object|tuple, wrapInList = wrapObjectsInList) =
   # TODO: This append proc should be overloaded by `BytesRange` after
   # nim bug #7416 is fixed.
diff --git a/tests/test_api_usage.nim b/tests/test_api_usage.nim
index bfaa25b..8ee446b 100644
--- a/tests/test_api_usage.nim
+++ b/tests/test_api_usage.nim
@@ -111,7 +111,7 @@ test "malformed/truncated RLP":
 test "encode byte arrays":
   var b1 = [byte(1), 2, 5, 7, 8]
   var b2 = [byte(6), 8, 12, 123]
-  var b3 = [byte(122), 56, 65, 12]
+  var b3 = @[byte(122), 56, 65, 12]
 
   let rlp = rlpFromBytes(encode((b1, b2, b3)))
   check: