diff --git a/module/doc/lang/de.php b/module/doc/lang/de.php
index 152c8969c8..efa160a474 100644
--- a/module/doc/lang/de.php
+++ b/module/doc/lang/de.php
@@ -683,3 +683,6 @@ $lang->doc->docLang->addSubDoc                   = $lang->doc->addSubDoc;
 $lang->doc->docLang->chapterName                 = $lang->doc->chapterName;
 $lang->doc->docLang->autoSaveHint                = 'Auto saved';
 $lang->doc->docLang->editing                     = 'Editing';
+$lang->doc->docLang->restoreVersionHint          = 'Restore to version';
+$lang->doc->docLang->restoreVersion              = 'Restore';
+$lang->doc->docLang->restoreVersionConfirm       = 'This will create a new version using the content of version {version}. Are you sure you want to continue?';
diff --git a/module/doc/lang/en.php b/module/doc/lang/en.php
index a471aa702b..d8ee47e89f 100644
--- a/module/doc/lang/en.php
+++ b/module/doc/lang/en.php
@@ -683,3 +683,6 @@ $lang->doc->docLang->addSubDoc                   = $lang->doc->addSubDoc;
 $lang->doc->docLang->chapterName                 = $lang->doc->chapterName;
 $lang->doc->docLang->autoSaveHint                = 'Auto saved';
 $lang->doc->docLang->editing                     = 'Editing';
+$lang->doc->docLang->restoreVersionHint          = 'Restore to version';
+$lang->doc->docLang->restoreVersion              = 'Restore';
+$lang->doc->docLang->restoreVersionConfirm       = 'This will create a new version using the content of version {version}. Are you sure you want to continue?';
diff --git a/module/doc/lang/fr.php b/module/doc/lang/fr.php
index 75f3f69311..dd6f2b11ff 100644
--- a/module/doc/lang/fr.php
+++ b/module/doc/lang/fr.php
@@ -683,3 +683,6 @@ $lang->doc->docLang->addSubDoc                   = $lang->doc->addSubDoc;
 $lang->doc->docLang->chapterName                 = $lang->doc->chapterName;
 $lang->doc->docLang->autoSaveHint                = 'Auto saved';
 $lang->doc->docLang->editing                     = 'Editing';
+$lang->doc->docLang->restoreVersionHint          = 'Restore to version';
+$lang->doc->docLang->restoreVersion              = 'Restore';
+$lang->doc->docLang->restoreVersionConfirm       = 'This will create a new version using the content of version {version}. Are you sure you want to continue?';
diff --git a/module/doc/lang/zh-cn.php b/module/doc/lang/zh-cn.php
index 865ff290a0..1adcfed06d 100644
--- a/module/doc/lang/zh-cn.php
+++ b/module/doc/lang/zh-cn.php
@@ -683,3 +683,6 @@ $lang->doc->docLang->addSubDoc                   = $lang->doc->addSubDoc;
 $lang->doc->docLang->chapterName                 = $lang->doc->chapterName;
 $lang->doc->docLang->autoSaveHint                = '已自动保存';
 $lang->doc->docLang->editing                     = '正在编辑';
+$lang->doc->docLang->restoreVersionHint          = '恢复到版本';
+$lang->doc->docLang->restoreVersion              = '恢复';
+$lang->doc->docLang->restoreVersionConfirm       = '这将使用文档版本 {version} 的内容创建一个新的版本，确定要继续吗？';