diff --git a/core/js/oc-dialogs.js b/core/js/oc-dialogs.js
index 5a5bdc33d5d..fc0734e9df4 100644
--- a/core/js/oc-dialogs.js
+++ b/core/js/oc-dialogs.js
@@ -76,6 +76,25 @@ var OCdialogs = {
 			modal
 		);
 	},
+	/**
+	* displays confirmation dialog
+	* @param text content of dialog
+	* @param title dialog title
+	* @param callback which will be triggered when user presses YES or NO
+	*        (true or false would be passed to callback respectively)
+	* @param modal make the dialog modal
+	*/
+	confirmHtml:function(text, title, callback, modal) {
+		return this.message(
+			text,
+			title,
+			'notice',
+			OCdialogs.YES_NO_BUTTONS,
+			callback,
+			modal,
+			true
+		);
+	},
 	/**
 	 * displays prompt dialog
 	 * @param text content of dialog
@@ -251,7 +270,7 @@ var OCdialogs = {
 	 * Displays raw dialog
 	 * You better use a wrapper instead ...
 	*/
-	message:function(content, title, dialogType, buttons, callback, modal) {
+	message:function(content, title, dialogType, buttons, callback, modal, allowHtml) {
 		return $.when(this._getMessageTemplate()).then(function($tmpl) {
 			var dialogName = 'oc-dialog-' + OCdialogs.dialogsCounter + '-content';
 			var dialogId = '#' + dialogName;
@@ -260,7 +279,7 @@ var OCdialogs = {
 				title: title,
 				message: content,
 				type: dialogType
-			});
+			}, allowHtml ? {escapeFunction: ''} : {});
 			if (modal === undefined) {
 				modal = false;
 			}
diff --git a/settings/css/settings.css b/settings/css/settings.css
index 0dadf401c04..ffc17c20a8b 100644
--- a/settings/css/settings.css
+++ b/settings/css/settings.css
@@ -651,8 +651,13 @@ doesnotexist:-o-prefocus, .strengthify-wrapper {
 	width: 129px;
 }
 
-
-
+.trusted-domain-warning {
+	color: #fff;
+	padding: 5px;
+	background: #ce3702;
+	border-radius: 5px;
+	font-family: Consolas, 'Liberation Mono', Menlo, Courier, monospace;
+}
 
 
 /* HELP */
diff --git a/settings/js/admin.js b/settings/js/admin.js
index f5750b23790..7c2b507280f 100644
--- a/settings/js/admin.js
+++ b/settings/js/admin.js
@@ -3,8 +3,13 @@ $(document).ready(function(){
 
 	// Hack to add a trusted domain
 	if (params.trustDomain) {
-		OC.dialogs.confirm(t('settings', 'Are you really sure you want add "{domain}" as trusted domain?',
-				{domain: params.trustDomain}),
+		var potentialDomain = params.trustDomain;
+		potentialDomain = encodeURI(escapeHTML(potentialDomain));
+		potentialDomain = '<span class="trusted-domain-warning">' + potentialDomain + '</span>';
+
+		OC.dialogs.confirmHtml(t('settings', 'Are you really sure you want add {domain} as trusted domain?', {
+				domain: potentialDomain
+			}, undefined, {escape: false}),
 			t('settings', 'Add trusted domain'), function(answer) {
 				if(answer) {
 					$.ajax({