1 files changed, 1 insertions, 0 deletions
diff --git a/src/stream.h b/src/stream.h
index 391b2f51..07c507bd 100644
--- a/src/stream.h
+++ b/src/stream.h
@@ -170,6 +170,7 @@ struct OutputBuffer {
 class MemoryStream : public Stream {
  public:
   WABT_DISALLOW_COPY_AND_ASSIGN(MemoryStream);
+  MemoryStream(MemoryStream&&) = default;
   explicit MemoryStream(Stream* log_stream = nullptr);
   explicit MemoryStream(std::unique_ptr<OutputBuffer>&&,
                         Stream* log_stream = nullptr);