diff --git a/defaults.lua b/defaults.lua
index e38f55137..a42497bc5 100644
--- a/defaults.lua
+++ b/defaults.lua
@@ -56,6 +56,9 @@ DSHOWFILESIZE = false
 -- default to true, set to false for counterclockwise rotation
 DLANDSCAPE_CLOCKWISE_ROTATION = true
 
+-- default minimum screen height for reading with 2 pages in landscape mode
+DCREREADER_TWO_PAGE_THRESHOLD = 7
+
 -- page overlap pixels
 DOVERLAPPIXELS = 30