diff --git a/gui/builtinViewColumns/graphColor.py b/gui/builtinViewColumns/graphColor.py
index ba1d6ac69..68b8ef443 100644
--- a/gui/builtinViewColumns/graphColor.py
+++ b/gui/builtinViewColumns/graphColor.py
@@ -32,7 +32,7 @@ class GraphColor(ViewColumn):
     def __init__(self, fittingView, params):
         ViewColumn.__init__(self, fittingView)
         self.resizable = False
-        self.size = 20
+        self.size = 24
         self.maxsize = self.size
         self.mask = wx.LIST_MASK_TEXT
 
diff --git a/gui/builtinViewColumns/graphLightness.py b/gui/builtinViewColumns/graphLightness.py
index f36e30750..c36aafd27 100644
--- a/gui/builtinViewColumns/graphLightness.py
+++ b/gui/builtinViewColumns/graphLightness.py
@@ -32,7 +32,7 @@ class GraphLightness(ViewColumn):
     def __init__(self, fittingView, params):
         ViewColumn.__init__(self, fittingView)
         self.resizable = False
-        self.size = 20
+        self.size = 24
         self.maxsize = self.size
         self.mask = wx.LIST_MASK_TEXT
 
diff --git a/gui/builtinViewColumns/graphLineStyle.py b/gui/builtinViewColumns/graphLineStyle.py
index 3338e03ca..de37c5883 100644
--- a/gui/builtinViewColumns/graphLineStyle.py
+++ b/gui/builtinViewColumns/graphLineStyle.py
@@ -32,7 +32,7 @@ class GraphLineStyle(ViewColumn):
     def __init__(self, fittingView, params):
         ViewColumn.__init__(self, fittingView)
         self.resizable = False
-        self.size = 20
+        self.size = 24
         self.maxsize = self.size
         self.mask = wx.LIST_MASK_TEXT