diff --git a/src/base/single/input/checkbox/checkbox.js b/src/base/single/input/checkbox/checkbox.js
index f9574dbdb..832af4551 100644
--- a/src/base/single/input/checkbox/checkbox.js
+++ b/src/base/single/input/checkbox/checkbox.js
@@ -25,8 +25,8 @@ BI.Checkbox = BI.inherit(BI.BasicButton, {
                     self.checkbox = _ref;
                 },
                 cls: "checkbox-content",
-                width: o.iconWidth - 2,
-                height: o.iconHeight - 2
+                width: o.iconWidth,
+                height: o.iconHeight
             }]
         };
     },
@@ -58,4 +58,4 @@ BI.Checkbox = BI.inherit(BI.BasicButton, {
 });
 BI.Checkbox.EVENT_CHANGE = "EVENT_CHANGE";
 
-BI.shortcut("bi.checkbox", BI.Checkbox);
\ No newline at end of file
+BI.shortcut("bi.checkbox", BI.Checkbox);