--- a/src/network/access/qhttp2connection.cpp
+++ b/src/network/access/qhttp2connection.cpp
@@ -641,6 +641,8 @@
         emit uploadDeviceError("Upload device destroyed while uploading"_L1);
     }
     m_uploadDevice = nullptr;
+    m_owningByteDevice = false;
+    m_uploadByteDevice = nullptr;
 }
 
 void QHttp2Stream::setState(State newState)