diff --git a/common/widgets/wx_infobar.cpp b/common/widgets/wx_infobar.cpp
index a1e34a2db2..4b1788e59c 100644
--- a/common/widgets/wx_infobar.cpp
+++ b/common/widgets/wx_infobar.cpp
@@ -108,6 +108,8 @@ WX_INFOBAR::WX_INFOBAR( wxWindow* aParent, wxAuiManager* aMgr, wxWindowID aWinid
 
 WX_INFOBAR::~WX_INFOBAR()
 {
+    m_parent->Unbind( wxEVT_SIZE, &WX_INFOBAR::onSize, this );
+
     delete m_showTimer;
 }