diff --git a/src/generic/helpwxht.cpp b/src/generic/helpwxht.cpp
index e6210c9e13..a289eacb8b 100644
--- a/src/generic/helpwxht.cpp
+++ b/src/generic/helpwxht.cpp
@@ -214,7 +214,7 @@ wxHelpFrame::wxHelpFrame(wxWindow *parent, int id,
 
 wxHelpFrame::~wxHelpFrame()
 {
-//   delete m_filter;
+   delete m_filter;
 }
 
 void