diff --git a/src/calibre/customize/profiles.py b/src/calibre/customize/profiles.py
index 2318c6724e..74a79689d9 100644
--- a/src/calibre/customize/profiles.py
+++ b/src/calibre/customize/profiles.py
@@ -683,8 +683,8 @@ class NookColorOutput(NookOutput):
     short_name = 'nook_color'
     description = _('This profile is intended for the B&N Nook Color.')
 
-    screen_size               = (600, 980)
-    comic_screen_size         = (584, 980)
+    screen_size               = (600, 900)
+    comic_screen_size         = (584, 900)
     dpi                       = 169
 
 class BambookOutput(OutputProfile):