diff --git a/calendar/resources/locale/cs-CZ/overlay.dtd b/calendar/resources/locale/cs-CZ/overlay.dtd
index b9c78d23ed3a..30b7402f528f 100644
--- a/calendar/resources/locale/cs-CZ/overlay.dtd
+++ b/calendar/resources/locale/cs-CZ/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Kalendář">
 <!ENTITY calendarCmd.accesskey  "k">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/cy-GB/overlay.dtd b/calendar/resources/locale/cy-GB/overlay.dtd
index b38d12c85098..15a26267c5dd 100644
--- a/calendar/resources/locale/cy-GB/overlay.dtd
+++ b/calendar/resources/locale/cy-GB/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendr">
 <!ENTITY calendarCmd.accesskey  "C">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/de-AT/overlay.dtd b/calendar/resources/locale/de-AT/overlay.dtd
index f5c20dafea6a..fa105cb9f829 100644
--- a/calendar/resources/locale/de-AT/overlay.dtd
+++ b/calendar/resources/locale/de-AT/overlay.dtd
@@ -36,4 +36,4 @@
    - ***** END LICENSE BLOCK ***** -->
 <!ENTITY calendarCmd.label  "Kalender">
 <!ENTITY calendarCmd.accesskey  "K">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/en-US/overlay.dtd b/calendar/resources/locale/en-US/overlay.dtd
index ba1451285b20..b39360204061 100644
--- a/calendar/resources/locale/en-US/overlay.dtd
+++ b/calendar/resources/locale/en-US/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendar">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/es-ES/overlay.dtd b/calendar/resources/locale/es-ES/overlay.dtd
index 659d7a4d2ef4..24d097973c88 100644
--- a/calendar/resources/locale/es-ES/overlay.dtd
+++ b/calendar/resources/locale/es-ES/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendario">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/fr-FR/overlay.dtd b/calendar/resources/locale/fr-FR/overlay.dtd
index ba1451285b20..b39360204061 100644
--- a/calendar/resources/locale/fr-FR/overlay.dtd
+++ b/calendar/resources/locale/fr-FR/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendar">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/hu-HU/overlay.dtd b/calendar/resources/locale/hu-HU/overlay.dtd
index 4e028fb22a23..017ac4c1adcd 100644
--- a/calendar/resources/locale/hu-HU/overlay.dtd
+++ b/calendar/resources/locale/hu-HU/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Naptár">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/ja-JP/overlay.dtd b/calendar/resources/locale/ja-JP/overlay.dtd
index ba1451285b20..b39360204061 100644
--- a/calendar/resources/locale/ja-JP/overlay.dtd
+++ b/calendar/resources/locale/ja-JP/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendar">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/lt-LT/overlay.dtd b/calendar/resources/locale/lt-LT/overlay.dtd
index 7e1ba467ecb4..da1df044efa2 100644
--- a/calendar/resources/locale/lt-LT/overlay.dtd
+++ b/calendar/resources/locale/lt-LT/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Kalendorius">
 <!ENTITY calendarCmd.accesskey  "K">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/nl-NL/overlay.dtd b/calendar/resources/locale/nl-NL/overlay.dtd
index 79642d171a3b..c5b6af96a364 100644
--- a/calendar/resources/locale/nl-NL/overlay.dtd
+++ b/calendar/resources/locale/nl-NL/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Kalender">
 <!ENTITY calendarCmd.accesskey  "K">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/pl-PL/overlay.dtd b/calendar/resources/locale/pl-PL/overlay.dtd
index 0364e7265207..21b7a2beb62c 100644
--- a/calendar/resources/locale/pl-PL/overlay.dtd
+++ b/calendar/resources/locale/pl-PL/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Kalendarz">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/pt-BR/overlay.dtd b/calendar/resources/locale/pt-BR/overlay.dtd
index 796e57d61b30..3dad5a01b03a 100644
--- a/calendar/resources/locale/pt-BR/overlay.dtd
+++ b/calendar/resources/locale/pt-BR/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calend&#xE1;rio">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/sk-SK/overlay.dtd b/calendar/resources/locale/sk-SK/overlay.dtd
index f8d533b5fb23..2b66b4843124 100644
--- a/calendar/resources/locale/sk-SK/overlay.dtd
+++ b/calendar/resources/locale/sk-SK/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Kalendár">
 <!ENTITY calendarCmd.accesskey  "K">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/sl-SI/overlay.dtd b/calendar/resources/locale/sl-SI/overlay.dtd
index 6c181a6b3a07..1f58551cd320 100644
--- a/calendar/resources/locale/sl-SI/overlay.dtd
+++ b/calendar/resources/locale/sl-SI/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Koledar">
 <!ENTITY calendarCmd.accesskey  "K">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/sv-SE/overlay.dtd b/calendar/resources/locale/sv-SE/overlay.dtd
index d76f133b69ea..1fbf3fa0b21b 100644
--- a/calendar/resources/locale/sv-SE/overlay.dtd
+++ b/calendar/resources/locale/sv-SE/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Calendar">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/calendar/resources/locale/wen-DE/overlay.dtd b/calendar/resources/locale/wen-DE/overlay.dtd
index 31d7ec14a9ed..c46661f94521 100644
--- a/calendar/resources/locale/wen-DE/overlay.dtd
+++ b/calendar/resources/locale/wen-DE/overlay.dtd
@@ -36,4 +36,4 @@
 
 <!ENTITY calendarCmd.label  "Protyka">
 <!ENTITY calendarCmd.accesskey  "r">
-<!ENTITY calendarCmd.commandkey "7">
+<!ENTITY calendarCmd.commandkey "8">
diff --git a/extensions/tasks/resources/locale/en-US/tasksOverlay.dtd b/extensions/tasks/resources/locale/en-US/tasksOverlay.dtd
index 83e064f4e55e..21d93f8bb94c 100644
--- a/extensions/tasks/resources/locale/en-US/tasksOverlay.dtd
+++ b/extensions/tasks/resources/locale/en-US/tasksOverlay.dtd
@@ -2,4 +2,4 @@
      so that with Mozilla Calendar, or with out, we have the same UI -->
 <!ENTITY other-cal-cmd.label "Calendar">
 <!ENTITY other-cal-cmd.accesskey "r">
-<!ENTITY other-cal-cmd.commandkey "7">
+<!ENTITY other-cal-cmd.commandkey "8">