diff --git a/frontend/device/input.lua b/frontend/device/input.lua
index 5afd660c6..f605d1b5b 100644
--- a/frontend/device/input.lua
+++ b/frontend/device/input.lua
@@ -351,19 +351,6 @@ function Input:handleKeyBoardEv(ev)
         end
     end
 
-    local FileChooser = self.file_chooser
-    if FileChooser and self:isEvKeyPress(ev)
-    and self.modifiers["Ctrl"] and keycode == "O" then
-        logger.dbg("Opening FileChooser:", FileChooser.type)
-        local file_path = FileChooser:open()
-
-        if file_path then
-            local ReaderUI = require("apps/reader/readerui")
-            ReaderUI:doShowReader(file_path)
-        end
-        return
-    end
-
     -- quit on Alt + F4
     -- this is also emitted by the close event in SDL
     if self:isEvKeyPress(ev) and self.modifiers["Alt"] and keycode == "F4" then