diff --git a/kcc/comic2ebook.py b/kcc/comic2ebook.py
index 5f1f12b..d0b6aa4 100755
--- a/kcc/comic2ebook.py
+++ b/kcc/comic2ebook.py
@@ -707,6 +707,7 @@ def checkOptions():
         options.nopanelviewhq = True
     if options.panelviewhorizontal:
         options.panelview = True
+        options.landscapemode = False
 
 
 def getEpubPath():