diff --git a/general/decode.go b/general/decode.go
index 434c734..a957ac2 100644
--- a/general/decode.go
+++ b/general/decode.go
@@ -27,8 +27,10 @@ func generalReaderOf(ttype protocol.TType) func(iter spi.Iterator) interface{} {
 		return readMap
 	case protocol.TypeStruct:
 		return readStruct
+	case protocol.TypeSet:
+		return readList
 	default:
-		panic("unsupported type")
+		panic(fmt.Sprintf("unsupported type: %d", ttype))
 	}
 }