diff --git a/src/calibre/ebooks/metadata/epub.py b/src/calibre/ebooks/metadata/epub.py
index a7114c48d8..a8c2105c02 100644
--- a/src/calibre/ebooks/metadata/epub.py
+++ b/src/calibre/ebooks/metadata/epub.py
@@ -103,8 +103,8 @@ class OCFDirReader(OCFReader):
         return open(os.path.join(self.root, path), *args, **kwargs)
 
 class CoverRenderer(QObject):
-    WIDTH  = 1280
-    HEIGHT = 1024
+    WIDTH  = 600
+    HEIGHT = 800
     
     def __init__(self, url, size, loop):
         QObject.__init__(self)
@@ -113,7 +113,7 @@ class CoverRenderer(QObject):
         pal = self.page.palette()
         pal.setBrush(QPalette.Background, Qt.white)
         self.page.setPalette(pal)
-        self.page.setViewportSize(QSize(600, 800))
+        self.page.setViewportSize(QSize(self.WIDTH, self.HEIGHT))
         self.page.mainFrame().setScrollBarPolicy(Qt.Vertical, Qt.ScrollBarAlwaysOff)
         self.page.mainFrame().setScrollBarPolicy(Qt.Horizontal, Qt.ScrollBarAlwaysOff)
         QObject.connect(self.page, SIGNAL('loadFinished(bool)'), self.render_html)
@@ -126,9 +126,9 @@ class CoverRenderer(QObject):
         try:
             if not ok:
                 return
-            size = self.page.mainFrame().contentsSize()
-            width, height = fit_image(size.width(), size.height(), self.WIDTH, self.HEIGHT)[1:]
-            self.page.setViewportSize(QSize(width, height))
+            #size = self.page.mainFrame().contentsSize()
+            #width, height = fit_image(size.width(), size.height(), self.WIDTH, self.HEIGHT)[1:]
+            #self.page.setViewportSize(QSize(width, height))
             image = QImage(self.page.viewportSize(), QImage.Format_ARGB32)
             image.setDotsPerMeterX(96*(100/2.54))
             image.setDotsPerMeterY(96*(100/2.54))