diff --git a/lang/ar.yml b/lang/ar.yml
index 1623b431..85c5a3aa 100644
--- a/lang/ar.yml
+++ b/lang/ar.yml
@@ -9,15 +9,5 @@ ar:
     SELECT_EMPTY: اختر...
     SELECT_TYPE: 'اختر نوع المحتوى'
     TAB_OTHERS: أخرى
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
   SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
     ErrorItemViewPermissionDenied: 'ليس لديك الصلاحيات اللازمة لعرض {ObjectTitle}'
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/bg.yml b/lang/bg.yml
index 27725e8f..c168d177 100644
--- a/lang/bg.yml
+++ b/lang/bg.yml
@@ -7,17 +7,3 @@ bg:
     COLUMN_TYPE: Тип
     SELECT_EMPTY: Изберете...
     SELECT_TYPE: 'Изберете тип съдържание'
-    TAB_OTHERS: ''
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
-    ErrorItemViewPermissionDenied: ''
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/da.yml b/lang/da.yml
index a9b9107d..1be5ac88 100644
--- a/lang/da.yml
+++ b/lang/da.yml
@@ -16,8 +16,3 @@ da:
     MENUTITLE: SilverStripe\VersionedAdmin\Controllers\HistoryViewerController
   SilverStripe\VersionedAdmin\Forms\DiffField:
     NO_DIFF_AVAILABLE: 'Ingen diff tilgængelig'
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/de.yml b/lang/de.yml
index 209d662f..2cfad79a 100644
--- a/lang/de.yml
+++ b/lang/de.yml
@@ -9,15 +9,5 @@ de:
     SELECT_EMPTY: Auswählen...
     SELECT_TYPE: 'Inhaltstyp auswählen'
     TAB_OTHERS: Andere
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
   SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
     ErrorItemViewPermissionDenied: 'Sie haben nicht die nötigen Berechtigungen, um {ObjectTitle} auszuwählen'
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/fi.yml b/lang/fi.yml
index ac4eb69e..c0f80fe2 100644
--- a/lang/fi.yml
+++ b/lang/fi.yml
@@ -8,16 +8,3 @@ fi:
     MENUTITLE: Arkistot
     SELECT_EMPTY: Valitse...
     SELECT_TYPE: 'Valitse sisällön tyyppi'
-    TAB_OTHERS: ''
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
-    ErrorItemViewPermissionDenied: ''
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/fi_FI.yml b/lang/fi_FI.yml
index 7d869a13..7cdd3b3b 100644
--- a/lang/fi_FI.yml
+++ b/lang/fi_FI.yml
@@ -9,15 +9,5 @@ fi_FI:
     SELECT_EMPTY: Valitse...
     SELECT_TYPE: 'Valitse sisältötyyppi'
     TAB_OTHERS: Muut
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
   SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
     ErrorItemViewPermissionDenied: 'Oikeutesi eivät riitä {ObjectTitle} tarkasteluun'
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/fr.yml b/lang/fr.yml
index a906bad7..94651812 100644
--- a/lang/fr.yml
+++ b/lang/fr.yml
@@ -13,11 +13,3 @@ fr:
     MENUTITLE: 'Éditer la page'
   SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
     ErrorItemViewPermissionDenied: 'Vous n''avez pas les permissions nécessaires pour voir {ObjectTitle}'
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/it.yml b/lang/it.yml
index 26db5284..97a70996 100644
--- a/lang/it.yml
+++ b/lang/it.yml
@@ -16,8 +16,3 @@ it:
     MENUTITLE: SilverStripe\VersionedAdmin\Controllers\HistoryViewerController
   SilverStripe\VersionedAdmin\Forms\DiffField:
     NO_DIFF_AVAILABLE: 'Diff non disponibile'
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/pl.yml b/lang/pl.yml
index c21f84c9..aeea3d97 100644
--- a/lang/pl.yml
+++ b/lang/pl.yml
@@ -16,8 +16,3 @@ pl:
     MENUTITLE: HistoryViewer
   SilverStripe\VersionedAdmin\Forms\DiffField:
     NO_DIFF_AVAILABLE: 'Nie znaleziono różnic w stronach'
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/sl.yml b/lang/sl.yml
index db83674c..40a13c2e 100644
--- a/lang/sl.yml
+++ b/lang/sl.yml
@@ -16,8 +16,3 @@ sl:
     MENUTITLE: SilverStripe\VersionedAdmin\Controllers\HistoryViewerController
   SilverStripe\VersionedAdmin\Forms\DiffField:
     NO_DIFF_AVAILABLE: 'Spremembe niso na voljo'
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''
diff --git a/lang/sv.yml b/lang/sv.yml
index a357ac69..4087325b 100644
--- a/lang/sv.yml
+++ b/lang/sv.yml
@@ -7,17 +7,3 @@ sv:
     COLUMN_TYPE: Typ
     SELECT_EMPTY: Välj...
     SELECT_TYPE: 'Välj en innehållstyp'
-    TAB_OTHERS: ''
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Controllers\CMSPageHistoryViewerController:
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Controllers\HistoryViewerController:
-    ErrorItemViewPermissionDenied: ''
-    MENUTITLE: ''
-  SilverStripe\VersionedAdmin\Forms\DiffField:
-    NO_DIFF_AVAILABLE: ''
-  SilverStripe\Versioned\RestoreAction:
-    RESTORE: ''
-    RESTORE_DESC: ''
-    RESTORE_TO_ROOT: ''
-    RESTORE_TO_ROOT_DESC: ''