diff --git a/src/PythonQt.cpp b/src/PythonQt.cpp
index 4d01a15bb..9d6cf20aa 100644
--- a/src/PythonQt.cpp
+++ b/src/PythonQt.cpp
@@ -1560,6 +1560,10 @@ PythonQtClassInfo* PythonQtPrivate::currentClassInfoForClassWrapperCreation()
 
 void PythonQtPrivate::addDecorators(QObject* o, int decoTypes)
 {
+  if (o == nullptr)
+    {
+    return;
+    }
   o->setParent(this);
   int numMethods = o->metaObject()->methodCount();
   for (int i = 0; i < numMethods; i++) {