diff --git a/src/common/tbarbase.cpp b/src/common/tbarbase.cpp
index a11a22d3a2..0ddb230f4b 100644
--- a/src/common/tbarbase.cpp
+++ b/src/common/tbarbase.cpp
@@ -92,7 +92,7 @@ wxToolBarTool::wxToolBarTool(int theIndex,
   m_longHelpString = helpS2;
 }
 
-wxToolBarTool::wxToolBarTool(int index, wxControl *control)
+wxToolBarTool::wxToolBarTool(wxControl *control)
 {
     m_toolStyle = wxTOOL_STYLE_CONTROL;
     m_control = control;