diff -ur ptouch-driver-1.3.orig/opt/Brother-Ptouch-Resolution.xml ptouch-driver-1.3/opt/Brother-Ptouch-Resolution.xml
--- ptouch-driver-1.3.orig/opt/Brother-Ptouch-Resolution.xml	2006-09-08 16:23:37.000000000 +0200
+++ ptouch-driver-1.3/opt/Brother-Ptouch-Resolution.xml	2011-11-20 02:02:31.062661384 +0100
@@ -41,6 +41,16 @@
    </constraint>
    <constraint sense='true'>
     <driver>ptouch</driver>
+    <printer>printer/Brother-QL-500</printer><!-- Brother P-touch QL-500 -->
+    <arg_defval>ev/300x275dpi</arg_defval>
+   </constraint>
+   <constraint sense='true'>
+    <driver>ptouch</driver>
+    <printer>printer/Brother-QL-550</printer><!-- Brother P-touch QL-550 -->
+    <arg_defval>ev/300x275dpi</arg_defval>
+   </constraint>
+   <constraint sense='true'>
+    <driver>ptouch</driver>
     <printer>printer/Brother-PT-9500PC</printer><!-- Brother P-touch PT-9500PC -->
     <arg_defval>ev/360dpi</arg_defval>
    </constraint>
@@ -71,10 +81,125 @@
      </constraint>
      <constraint sense='false'>
       <driver>ptouch</driver>
+      <printer>printer/Brother-QL-500</printer><!-- Brother P-touch QL-500 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-QL-550</printer><!-- Brother P-touch QL-550 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
       <printer>printer/Brother-PT-550A</printer><!-- Brother P-touch PT-550A -->
       <arg_defval>na</arg_defval>
      </constraint>
      <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-1500PC</printer><!-- Brother P-touch PT-1500PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-1950</printer><!-- Brother P-touch PT-1950 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-1950VP</printer><!-- Brother P-touch PT-1950VP -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-1960</printer><!-- Brother P-touch PT-1960 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2300</printer><!-- Brother P-touch PT-2300 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2420PC</printer><!-- Brother P-touch PT-2420PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2450DX</printer><!-- Brother P-touch PT-2450DX -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2500PC</printer><!-- Brother P-touch PT-2500PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2600</printer><!-- Brother P-touch PT-2600 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-2610</printer><!-- Brother P-touch PT-2610 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-3600</printer><!-- Brother P-touch PT-3600 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-9200DX</printer><!-- Brother P-touch PT-9200DX -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-9200PC</printer><!-- Brother P-touch PT-9200PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-9400</printer><!-- Brother P-touch PT-9400 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-9500PC</printer><!-- Brother P-touch PT-9500PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-9600</printer><!-- Brother P-touch PT-9600 -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+    </constraints>
+   </enum_val>
+   <enum_val id="ev/300x275dpi">
+    <ev_longname>
+     <en>300 dpi x 275 dpi</en>
+    </ev_longname>
+    <!-- A multilingual <comments> block can appear here, too;
+         it should be treated as documentation for the user. -->
+    <ev_shortname>
+     <en>300x275dpi</en>
+     <!-- Until someone tells me how to learn the user locale in 
+          backends, the shortname must be monolingual in <en>! -->
+    </ev_shortname>
+    <ev_driverval>300x275</ev_driverval>
+    <constraints>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-PC</printer><!-- Brother P-touch PT-PC -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
+      <driver>ptouch</driver>
+      <printer>printer/Brother-PT-18R</printer><!-- Brother P-touch PT-18R -->
+      <arg_defval>na</arg_defval>
+     </constraint>
+     <constraint sense='false'>
       <driver>ptouch</driver>
       <printer>printer/Brother-PT-1500PC</printer><!-- Brother P-touch PT-1500PC -->
       <arg_defval>na</arg_defval>
diff -ur ptouch-driver-1.3.orig/printer/Brother-QL-500.xml ptouch-driver-1.3/printer/Brother-QL-500.xml
--- ptouch-driver-1.3.orig/printer/Brother-QL-500.xml	2006-01-30 00:31:59.000000000 +0100
+++ ptouch-driver-1.3/printer/Brother-QL-500.xml	2011-11-19 19:55:38.268465918 +0100
@@ -28,7 +28,7 @@
     <resolution>
       <dpi>
         <x>300</x>
-        <y>300</y>
+        <y>275</y>
       </dpi>
     </resolution>
     <consumables>
diff -ur ptouch-driver-1.3.orig/printer/Brother-QL-550.xml ptouch-driver-1.3/printer/Brother-QL-550.xml
--- ptouch-driver-1.3.orig/printer/Brother-QL-550.xml	2006-01-30 00:32:09.000000000 +0100
+++ ptouch-driver-1.3/printer/Brother-QL-550.xml	2011-11-20 01:23:56.643595604 +0100
@@ -28,7 +28,7 @@
     <resolution>
       <dpi>
         <x>300</x>
-        <y>300</y>
+        <y>275</y>
       </dpi>
     </resolution>
     <consumables>