diff --git a/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js b/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
index 15c1abdb65..ab5d2e03f9 100644
--- a/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
+++ b/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
@@ -420,7 +420,6 @@ tinymce.PluginManager.add( 'wordpress', function( editor ) {
 	editor.addShortcut( modKey + '+u', '', 'InsertUnorderedList' );
 	editor.addShortcut( modKey + '+o', '', 'InsertOrderedList' );
 	editor.addShortcut( modKey + '+n', '', 'mceSpellCheck' );
-	editor.addShortcut( modKey + '+a', '', 'WP_Link' );
 	editor.addShortcut( modKey + '+s', '', 'unlink' );
 	editor.addShortcut( modKey + '+m', '', 'WP_Medialib' );
 	editor.addShortcut( modKey + '+z', '', 'WP_Adv' );
diff --git a/src/wp-includes/js/tinymce/plugins/wplink/plugin.js b/src/wp-includes/js/tinymce/plugins/wplink/plugin.js
index 4129950ffc..ce23641643 100644
--- a/src/wp-includes/js/tinymce/plugins/wplink/plugin.js
+++ b/src/wp-includes/js/tinymce/plugins/wplink/plugin.js
@@ -1,12 +1,19 @@
 /* global tinymce */
 tinymce.PluginManager.add( 'wplink', function( editor ) {
+	var linkButton;
+	
 	// Register a command so that it can be invoked by using tinyMCE.activeEditor.execCommand( 'WP_Link' );
 	editor.addCommand( 'WP_Link', function() {
-		if ( typeof window.wpLink !== 'undefined' ) {
+		if ( ( ! linkButton || ! linkButton.disabled() ) && typeof window.wpLink !== 'undefined' ) {
 			window.wpLink.open( editor.id );
 		}
 	});
 
+	// WP default shortcut
+	editor.addShortcut( 'alt+shift+a', '', 'WP_Link' );
+	// The "de-facto standard" shortcut, see #27305
+	editor.addShortcut( 'ctrl+k', '', 'WP_Link' );
+
 	editor.addButton( 'link', {
 		icon: 'link',
 		tooltip: 'Insert/edit link',
@@ -14,13 +21,13 @@ tinymce.PluginManager.add( 'wplink', function( editor ) {
 		cmd: 'WP_Link',
 
 		onPostRender: function() {
-			var ctrl = this;
+			linkButton = this;
 
 			editor.on( 'nodechange', function( event ) {
 				var node = event.element;
 
-				ctrl.disabled( editor.selection.isCollapsed() && node.nodeName !== 'A' );
-				ctrl.active( node.nodeName === 'A' && ! node.name );
+				linkButton.disabled( editor.selection.isCollapsed() && node.nodeName !== 'A' );
+				linkButton.active( node.nodeName === 'A' && ! node.name );
 			});
 		}
 	});