diff --git a/src/generic/proplist.cpp b/src/generic/proplist.cpp
index e7e4627915..a9e3b83c39 100644
--- a/src/generic/proplist.cpp
+++ b/src/generic/proplist.cpp
@@ -589,6 +589,7 @@ void wxPropertyListView::OnOk(wxCommandEvent& event)
   OnCheck(event);
 
   m_managedWindow->Close(TRUE);
+  sm_dialogCancelled = FALSE;
 }
 
 void wxPropertyListView::OnCancel(wxCommandEvent& WXUNUSED(event))