diff --git a/frontend/apps/reader/modules/readerview.lua b/frontend/apps/reader/modules/readerview.lua
index d765fc27b..dfb373a1d 100644
--- a/frontend/apps/reader/modules/readerview.lua
+++ b/frontend/apps/reader/modules/readerview.lua
@@ -558,6 +558,7 @@ function ReaderView:onSetScreenMode(new_mode, rotation)
         else
             Screen:setScreenMode(new_mode)
         end
+        UIManager:setDirty(self.dialog, "full")
         self.ui:handleEvent(Event:new("SetDimensions", Screen:getSize()))
         self.ui:handleEvent(Event:new("InitScrollPageStates"))
     end