diff --git a/quic/platform/api/quic_mem_slice.h b/quic/platform/api/quic_mem_slice.h
index bcc7123..a40d638 100644
--- a/quic/platform/api/quic_mem_slice.h
+++ b/quic/platform/api/quic_mem_slice.h
@@ -60,6 +60,8 @@
 
   bool empty() const { return impl_.empty(); }
 
+  QuicMemSliceImpl* impl() { return &impl_; }
+
  private:
   QuicMemSliceImpl impl_;
 };