diff --git a/xpfe/components/prefwindow/resources/content/pref-fonts.js b/xpfe/components/prefwindow/resources/content/pref-fonts.js
index d32f03a55673..0e768bf49cab 100644
--- a/xpfe/components/prefwindow/resources/content/pref-fonts.js
+++ b/xpfe/components/prefwindow/resources/content/pref-fonts.js
@@ -363,8 +363,8 @@ function minSizeSelect(size)
       minSize.selectedItem = items[0];
     else if (size < 6)
       minSizeSelect(6);
-    else if (size > 16)
-      minSizeSelect(16);
+    else if (size > 24)
+      minSizeSelect(24);
     else
       minSizeSelect(size - 1);
   }
diff --git a/xpfe/components/prefwindow/resources/content/pref-fonts.xul b/xpfe/components/prefwindow/resources/content/pref-fonts.xul
index 416ecfa77544..352aa5a339e9 100644
--- a/xpfe/components/prefwindow/resources/content/pref-fonts.xul
+++ b/xpfe/components/prefwindow/resources/content/pref-fonts.xul
@@ -231,9 +231,16 @@
               <menuitem value="8" label="8"/>
               <menuitem value="9" label="9"/>
               <menuitem value="10" label="10"/>
+              <menuitem value="11" label="11"/>
               <menuitem value="12" label="12"/>
+              <menuitem value="13" label="13"/>
               <menuitem value="14" label="14"/>
+              <menuitem value="15" label="15"/>
               <menuitem value="16" label="16"/>
+              <menuitem value="18" label="18"/>
+              <menuitem value="20" label="20"/>
+              <menuitem value="22" label="22"/>
+              <menuitem value="24" label="24"/>
             </menupopup>
           </menulist>
         </row>