diff --git a/wxPython/src/helpers.cpp b/wxPython/src/helpers.cpp
index af74e074f3..ce05ffbaa6 100644
--- a/wxPython/src/helpers.cpp
+++ b/wxPython/src/helpers.cpp
@@ -831,6 +831,7 @@ void wxPyOORClientData_dtor(wxPyOORClientData* self) {
             //Py_INCREF(deadObjectClass);
             Py_DECREF(klass);
             Py_DECREF(name);
+            Py_DECREF(dict);
         }
     }