diff --git a/extension.json b/extension.json
index 78479e8a8..ad54e1917 100644
--- a/extension.json
+++ b/extension.json
@@ -124,7 +124,10 @@
 				"discussiontools-replywidget-reply",
 				"discussiontools-replywidget-summary",
 				"discussiontools-replywidget-terms-click",
-				"discussiontools-replywidget-transcluded"
+				"discussiontools-replywidget-transcluded",
+				"visualeditor-key-ctrl",
+				"visualeditor-key-enter",
+				"visualeditor-key-escape"
 			],
 			"dependencies": [
 				"oojs-ui-widgets",
diff --git a/modules/dt.ui.ReplyWidget.js b/modules/dt.ui.ReplyWidget.js
index 4c0096065..5285a9ec9 100644
--- a/modules/dt.ui.ReplyWidget.js
+++ b/modules/dt.ui.ReplyWidget.js
@@ -53,12 +53,25 @@ function ReplyWidget( commentController, comment, pageName, oldId, config ) {
 	this.replyBodyWidget = this.createReplyBodyWidget( inputConfig );
 	this.replyButton = new OO.ui.ButtonWidget( {
 		flags: [ 'primary', 'progressive' ],
-		label: mw.msg( 'discussiontools-replywidget-reply' )
+		label: mw.msg( 'discussiontools-replywidget-reply' ),
+		title: mw.msg( 'discussiontools-replywidget-reply' ) + ' ' +
+			// TODO: Use VE keyboard shortcut generating code
+			( $.client.profile().platform === 'mac' ?
+				'⌘⏎' :
+				mw.msg( 'visualeditor-key-ctrl' ) + '+' + mw.msg( 'visualeditor-key-enter' )
+			)
+
 	} );
 	this.cancelButton = new OO.ui.ButtonWidget( {
 		flags: [ 'destructive' ],
 		label: mw.msg( 'discussiontools-replywidget-cancel' ),
-		framed: false
+		framed: false,
+		title: mw.msg( 'discussiontools-replywidget-cancel' ) + ' ' +
+			// TODO: Use VE keyboard shortcut generating code
+			( $.client.profile().platform === 'mac' ?
+				'⎋' :
+				mw.msg( 'visualeditor-key-escape' )
+			)
 	} );
 
 	this.modeTabSelect = new OO.ui.TabSelectWidget( {