diff --git a/mozilla/themes/classic/global/mac/menu.css b/mozilla/themes/classic/global/mac/menu.css
index 3f9d70a2d3b..9473553405f 100644
--- a/mozilla/themes/classic/global/mac/menu.css
+++ b/mozilla/themes/classic/global/mac/menu.css
@@ -43,8 +43,8 @@ menupopup > menu, popup > menu,
 menupopup > menuitem, popup > menuitem
   {
 	font				  : 12px charcoal;
-    max-width             : 250px;
-    min-width             : 0px;
+    max-width             : 42em;
+    min-width             : 14em;
     padding 			  : 0px;
   }
 
diff --git a/mozilla/themes/classic/global/win/menu.css b/mozilla/themes/classic/global/win/menu.css
index 681d642e351..9dfa2fa7d03 100644
--- a/mozilla/themes/classic/global/win/menu.css
+++ b/mozilla/themes/classic/global/win/menu.css
@@ -49,7 +49,7 @@ menupopup, popup
 menupopup > menu,
 menupopup > menuitem
   {
-    max-width             : 60em; /* should move to content */
+    max-width             : 42em; /* should move to content */
     min-width             : 14em; /* should move to content */
     margin                : 0px;
   }
@@ -57,7 +57,7 @@ menupopup > menuitem
 popup > menu,
 popup > menuitem
   {
-    max-width             : 60em; /* should move to content */
+    max-width             : 42em; /* should move to content */
     min-width             : 8em; /* should move to content */
     margin                : 0px;
   }
diff --git a/mozilla/themes/modern/global/menu.css b/mozilla/themes/modern/global/menu.css
index 53fb6c61c02..2fdba569c56 100644
--- a/mozilla/themes/modern/global/menu.css
+++ b/mozilla/themes/modern/global/menu.css
@@ -52,8 +52,8 @@ menupopup, popup
 menupopup > menu, popup > menu,
 menupopup > menuitem, popup > menuitem
   {
-    max-width             : 250px;
-    min-width             : 125px;
+    max-width             : 42em;
+    min-width             : 14em;
     margin-left           : 0px;
     margin-right          : 0px;
     margin-top            : 0px;