--- a/browser/base/content/browser-sets.inc
+++ b/browser/base/content/browser-sets.inc
@@ -278,17 +278,21 @@
     <key id="showAllHistoryKb" key="&showAllHistoryCmd.commandkey;" command="Browser:ShowAllHistory" modifiers="accel,shift"/>
     <key keycode="VK_F5" command="Browser:ReloadSkipCache" modifiers="accel"/>
     <key id="key_fullScreen" keycode="VK_F11" command="View:FullScreen"/>
 #else
     <key id="key_fullScreen" key="&fullScreenCmd.macCommandKey;" command="View:FullScreen" modifiers="accel,control"/>
     <key id="key_fullScreen_old" key="&fullScreenCmd.macCommandKey;" command="View:FullScreen" modifiers="accel,shift"/>
     <key keycode="VK_F11" command="View:FullScreen"/>
 #endif
+#ifndef XP_WIN
     <key id="key_toggleReaderMode" key="&toggleReaderMode.key;" command="View:ReaderView" modifiers="accel,alt" disabled="true"/>
+#else
+    <key id="key_toggleReaderMode" keycode="&toggleReaderMode.win.keycode;" command="View:ReaderView" disabled="true"/>
+#endif
     <key key="&reloadCmd.commandkey;" command="Browser:Reload" modifiers="accel" id="key_reload"/>
     <key key="&reloadCmd.commandkey;" command="Browser:ReloadSkipCache" modifiers="accel,shift"/>
     <key id="key_viewSource" key="&pageSourceCmd.commandkey;" command="View:PageSource" modifiers="accel"/>
 #ifdef XP_MACOSX
     <key id="key_viewSourceSafari" key="&pageSourceCmd.SafariCommandKey;" command="View:PageSource" modifiers="accel,alt"/>
 #endif
 #ifndef XP_WIN
     <key id="key_viewInfo"   key="&pageInfoCmd.commandkey;"   command="View:PageInfo"   modifiers="accel"/>

--- a/browser/locales/en-US/chrome/browser/browser.dtd
+++ b/browser/locales/en-US/chrome/browser/browser.dtd
@@ -122,16 +122,17 @@ These should match what Safari and other
 <!ENTITY exitFullScreenCmd.label "Exit Full Screen">
 <!ENTITY exitFullScreenCmd.accesskey "F">
 <!ENTITY fullScreenCmd.label "Full Screen">
 <!ENTITY fullScreenCmd.accesskey "F">
 <!ENTITY fullScreenCmd.macCommandKey "f">
 <!ENTITY showAllTabsCmd.label "Show All Tabs">
 <!ENTITY showAllTabsCmd.accesskey "A">
 <!ENTITY toggleReaderMode.key "R">
+<!ENTITY toggleReaderMode.win.keycode "VK_F9">
 
 <!ENTITY fxaSignIn.label "Sign in to &syncBrand.shortName.label;">
 <!ENTITY fxaSignedIn.tooltip "Open &syncBrand.shortName.label; preferences">
 <!ENTITY fxaSignInError.label "Reconnect to &syncBrand.shortName.label;">
 <!ENTITY fxaUnverified.label "Verify Your Account">
 
 
 <!ENTITY fullScreenMinimize.tooltip "Minimize">