diff --git a/mozilla/themes/classic/communicator/button.css b/mozilla/themes/classic/communicator/button.css
index 4819c2a0c39..04336f7f767 100644
--- a/mozilla/themes/classic/communicator/button.css
+++ b/mozilla/themes/classic/communicator/button.css
@@ -112,7 +112,6 @@
 .button-toolbar, 
 .button-toolbar[disabled="true"]:hover,
 .button-toolbar[disabled="true"]:hover:active {
-  border: 2px solid;
   -moz-border-top-colors: transparent ThreeDHighlight;
   -moz-border-right-colors: transparent ThreeDShadow;
   -moz-border-bottom-colors: transparent ThreeDShadow;