--- a/Sources/DicomScpCallbacks.cpp	Wed Aug 30 11:49:59 2023 +0200
+++ b/Sources/DicomScpCallbacks.cpp	Wed Aug 30 11:52:45 2023 +0200
@@ -295,50 +295,53 @@
 
       {
         PythonString tmp(lock, level);
-        PyDict_SetItemString(kw.GetPyObject(), "Level", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "Level", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, patientId_);
-        PyDict_SetItemString(kw.GetPyObject(), "PatientID", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "PatientID", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, accessionNumber_);
-        PyDict_SetItemString(kw.GetPyObject(), "AccessionNumber", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "AccessionNumber", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, studyInstanceUid_);
-        PyDict_SetItemString(kw.GetPyObject(), "StudyInstanceUID", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "StudyInstanceUID", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, seriesInstanceUid_);
-        PyDict_SetItemString(kw.GetPyObject(), "SeriesInstanceUID", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "SeriesInstanceUID", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, sopInstanceUid_);
-        PyDict_SetItemString(kw.GetPyObject(), "SOPInstanceUID", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "SOPInstanceUID", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, originatorAet_);
-        PyDict_SetItemString(kw.GetPyObject(), "OriginatorAET", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "OriginatorAET", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, sourceAet_);
-        PyDict_SetItemString(kw.GetPyObject(), "SourceAET", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "SourceAET", tmp.GetPyObject());
       }
 
       {
         PythonString tmp(lock, targetAet_);
-        PyDict_SetItemString(kw.GetPyObject(), "TargetAET", tmp.Release());
+        PyDict_SetItemString(kw.GetPyObject(), "TargetAET", tmp.GetPyObject());
       }
 
-      PyDict_SetItemString(kw.GetPyObject(), "OriginatorID", PyLong_FromUnsignedLong(originatorId_));
+      {
+        PythonObject tmp(lock, PyLong_FromUnsignedLong(originatorId_));
+        PyDict_SetItemString(kw.GetPyObject(), "OriginatorID", tmp.GetPyObject());
+      }
 
       PythonObject args(lock, PyTuple_New(0));