diff --git a/gui/PFSearchBox.py b/gui/PFSearchBox.py
index 26f514d3c..2bc8b28f5 100644
--- a/gui/PFSearchBox.py
+++ b/gui/PFSearchBox.py
@@ -40,7 +40,8 @@ class PFSearchBox(wx.Window):
 
         self._hl = False
 
-        self.EditBox = wx.TextCtrl(self, wx.ID_ANY, "", wx.DefaultPosition, (-1,-1), wx.TE_PROCESS_ENTER)
+        w,h = size
+        self.EditBox = wx.TextCtrl(self, wx.ID_ANY, "", wx.DefaultPosition, (-1, h - 2 if 'wxGTK' in wx.PlatformInfo else -1 ), wx.TE_PROCESS_ENTER | (wx.BORDER_NONE if 'wxGTK' in wx.PlatformInfo else 0))
 
         self.Bind(wx.EVT_PAINT, self.OnPaint)
         self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBk)