--- a/modules/libpr0n/src/imgFrame.cpp
+++ b/modules/libpr0n/src/imgFrame.cpp
@@ -598,11 +598,17 @@
         // have adjusted the pattern's matrix ... but the adjustment
         // is only a translation so the scale factors in deviceToImage
         // are still valid.
+        //
+        // Update 1/07/10: The underlying X server/driver bugs are now
+        // fixed, and the cairo version that ubuntu ships since karmic
+        // uses the fast XRender code-path, so we can safely enable
+        // EXTEND_PAD.
+
         PRBool isDownscale =
           deviceToImage.xx >= 1.0 && deviceToImage.yy >= 1.0 &&
           deviceToImage.xy == 0.0 && deviceToImage.yx == 0.0;
         if (!isDownscale) {
-          pattern->SetFilter(gfxPattern::FILTER_FAST);
+          pattern->SetExtend(gfxPattern::EXTEND_PAD);
         }
         break;
       }