diff --git a/src/wp-admin/js/edit-comments.js b/src/wp-admin/js/edit-comments.js
index 23228af15f..7fc62deb73 100644
--- a/src/wp-admin/js/edit-comments.js
+++ b/src/wp-admin/js/edit-comments.js
@@ -98,7 +98,7 @@ var getCount, updateCount, updateCountText, updatePending, updateApproved,
 	updateHtmlTitle = function ( diff ) {
 		var newTitle, regExMatch, titleCount, commentFrag;
 
-		titleRegEx = titleRegEx || new RegExp( 'Comments (\\([0-9' + thousandsSeparator + ']+\\))?' );
+		titleRegEx = titleRegEx || new RegExp( adminCommentsL10n.docTitleCommentsCount.replace( '%s', '\\([0-9' + thousandsSeparator + ']+\\)' ) + '?' );
 		// count funcs operate on a $'d element
 		titleDiv = titleDiv || $( '<div />' );
 		newTitle = adminTitle;
@@ -117,12 +117,12 @@ var getCount, updateCount, updateCountText, updatePending, updateApproved,
 			updateCount( titleDiv, titleCount );
 			regExMatch = titleRegEx.exec( document.title );
 			if ( regExMatch ) {
-				newTitle = document.title.replace( regExMatch[0], 'Comments (' + titleDiv.text() + ') ' );
+				newTitle = document.title.replace( regExMatch[0], adminCommentsL10n.docTitleCommentsCount.replace( '%s', titleDiv.text() ) + ' ' );
 			}
 		} else {
 			regExMatch = titleRegEx.exec( newTitle );
 			if ( regExMatch ) {
-				newTitle = newTitle.replace( regExMatch[0], 'Comments' );
+				newTitle = newTitle.replace( regExMatch[0], adminCommentsL10n.docTitleComments );
 			}
 		}
 		document.title = newTitle;
diff --git a/src/wp-includes/script-loader.php b/src/wp-includes/script-loader.php
index 971012a9a4..5288896a3b 100644
--- a/src/wp-includes/script-loader.php
+++ b/src/wp-includes/script-loader.php
@@ -487,6 +487,9 @@ function wp_default_scripts( &$scripts ) {
 			'replyApprove' => __( 'Approve and Reply' ),
 			'reply' => __( 'Reply' ),
 			'warnQuickEdit' => __( "Are you sure you want to edit this comment?\nThe changes you made will be lost." ),
+			'docTitleComments' => __( 'Comments' ),
+			/* translators: %s: comments count */
+			'docTitleCommentsCount' => __( 'Comments (%s)' ),
 		) );
 
 		$scripts->add( 'xfn', "/wp-admin/js/xfn$suffix.js", array('jquery'), false, 1 );