diff --git a/classes/feeds.php b/classes/feeds.php
index d49fe7698..4cc76bd62 100755
--- a/classes/feeds.php
+++ b/classes/feeds.php
@@ -581,85 +581,10 @@ class Feeds extends Handler_Protected {
 		return $reply;
 	}
 
-	function quickAddFeed() {
-		print "<form onsubmit='return false'>";
-
-		print_hidden("op", "rpc");
-		print_hidden("method", "addfeed");
-
-		print "<div id='fadd_error_message' style='display : none' class='alert alert-danger'></div>";
-
-		print "<div id='fadd_multiple_notify' style='display : none'>";
-		print_notice("Provided URL is a HTML page referencing multiple feeds, please select required feed from the dropdown menu below.");
-		print "<p></div>";
-
-		print "<section>";
-
-		print "<fieldset>";
-		print "<div style='float : right'><img style='display : none' id='feed_add_spinner' src='images/indicator_white.gif'></div>";
-		print "<input style='font-size : 16px; width : 500px;'
-			placeHolder=\"".__("Feed or site URL")."\"
-			dojoType='dijit.form.ValidationTextBox' required='1' name='feed' id='feedDlg_feedUrl'>";
-
-		print "</fieldset>";
-
-		print "<fieldset>";
-
-		if (get_pref('ENABLE_FEED_CATS')) {
-			print "<label class='inline'>" . __('Place in category:') . "</label> ";
-			print_feed_cat_select("cat", false, 'dojoType="fox.form.Select"');
-		}
-
-		print "</fieldset>";
-
-		print "</section>";
-
-		print '<div id="feedDlg_feedsContainer" style="display : none">
-				<header>' . __('Available feeds') . '</header>
-				<section>
-					<fieldset>
-						<select id="feedDlg_feedContainerSelect"
-							dojoType="fox.form.Select" size="3">
-							<script type="dojo/method" event="onChange" args="value">
-								dijit.byId("feedDlg_feedUrl").attr("value", value);
-							</script>
-						</select>
-					</fieldset>
-				</section>
-			</div>';
-
-		print "<div id='feedDlg_loginContainer' style='display : none'>
-				<section>
-				<fieldset>
-					<input dojoType=\"dijit.form.TextBox\" name='login'\"
-						placeHolder=\"".__("Login")."\"
-						autocomplete=\"new-password\"
-						style=\"width : 10em;\">
-					<input
-						placeHolder=\"".__("Password")."\"
-						dojoType=\"dijit.form.TextBox\" type='password'
-						autocomplete=\"new-password\"
-						style=\"width : 10em;\" name='pass'\">
-				</fieldset>
-				</section>
-			</div>";
-
-		print "<section>";
-		print "<label>
-			<label class='checkbox'><input type='checkbox' name='need_auth' dojoType='dijit.form.CheckBox' id='feedDlg_loginCheck'
-					onclick='App.displayIfChecked(this, \"feedDlg_loginContainer\")'>
-				".__('This feed requires authentication.')."</label>";
-		print "</section>";
-
-		print "<footer>";
-		print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit'
-				onclick='App.dialogOf(this).execute()'>".__('Subscribe')."</button>";
-
-		print "<button dojoType='dijit.form.Button' onclick='App.dialogOf(this).hide()'>".
-				__('Cancel')."</button>";
-		print "</footer>";
-
-		print "</form>";
+	function subscribeToFeed() {
+		print json_encode([
+			"cat_select" => format_feed_cat_select("cat", false, 'dojoType="fox.form.Select"')
+		]);
 	}
 
 	function search() {
@@ -1077,6 +1002,18 @@ class Feeds extends Handler_Protected {
 		}
 	}
 
+	function add() {
+		$feed = clean($_REQUEST['feed']);
+		$cat = clean($_REQUEST['cat']);
+		$need_auth = isset($_REQUEST['need_auth']);
+		$login = $need_auth ? clean($_REQUEST['login']) : '';
+		$pass = $need_auth ? clean($_REQUEST['pass']) : '';
+
+		$rc = Feeds::subscribe_to_feed($feed, $cat, $login, $pass);
+
+		print json_encode(array("result" => $rc));
+	}
+
 	/**
 	 * @return array (code => Status code, message => error message if available)
 	 *
diff --git a/classes/pref/feeds.php b/classes/pref/feeds.php
index e225949f2..af3877159 100755
--- a/classes/pref/feeds.php
+++ b/classes/pref/feeds.php
@@ -1241,7 +1241,7 @@ class Pref_Feeds extends Handler_Protected {
 				<div dojoType="fox.form.DropDownButton">
 					<span><?= __('Feeds') ?></span>
 					<div dojoType="dijit.Menu" style="display: none">
-						<div onclick="CommonDialogs.quickAddFeed()"
+						<div onclick="CommonDialogs.subscribeToFeed()"
 							dojoType="dijit.MenuItem"><?= __('Subscribe to feed') ?></div>
 						<div onclick="dijit.byId('feedTree').editSelectedFeed()"
 							dojoType="dijit.MenuItem"><?= __('Edit selected feeds') ?></div>
diff --git a/classes/rpc.php b/classes/rpc.php
index e0753a08e..2bbaf4135 100755
--- a/classes/rpc.php
+++ b/classes/rpc.php
@@ -80,18 +80,6 @@ class RPC extends Handler_Protected {
 		}
 	}
 
-	function addfeed() {
-		$feed = clean($_REQUEST['feed']);
-		$cat = clean($_REQUEST['cat']);
-		$need_auth = isset($_REQUEST['need_auth']);
-		$login = $need_auth ? clean($_REQUEST['login']) : '';
-		$pass = $need_auth ? clean($_REQUEST['pass']) : '';
-
-		$rc = Feeds::subscribe_to_feed($feed, $cat, $login, $pass);
-
-		print json_encode(array("result" => $rc));
-	}
-
 	function togglepref() {
 		$key = clean($_REQUEST["key"]);
 		set_pref($key, !get_pref($key));
diff --git a/js/App.js b/js/App.js
index 3a31438c5..5c2d7726c 100644
--- a/js/App.js
+++ b/js/App.js
@@ -838,7 +838,7 @@ const App = {
       if (this.is_prefs) {
 
          this.hotkey_actions["feed_subscribe"] = () => {
-            CommonDialogs.quickAddFeed();
+            CommonDialogs.subscribeToFeed();
          };
 
          this.hotkey_actions["create_label"] = () => {
@@ -994,7 +994,7 @@ const App = {
             Feeds.toggleUnread();
          };
          this.hotkey_actions["feed_subscribe"] = () => {
-            CommonDialogs.quickAddFeed();
+            CommonDialogs.subscribeToFeed();
          };
          this.hotkey_actions["feed_debug_update"] = () => {
             if (!Feeds.activeIsCat() && parseInt(Feeds.getActive()) > 0) {
@@ -1139,7 +1139,7 @@ const App = {
             Feeds.search();
             break;
          case "qmcAddFeed":
-            CommonDialogs.quickAddFeed();
+            CommonDialogs.subscribeToFeed();
             break;
          case "qmcDigest":
             window.location.href = "backend.php?op=digest";
diff --git a/js/CommonDialogs.js b/js/CommonDialogs.js
index 60c3e2a84..492467b7f 100644
--- a/js/CommonDialogs.js
+++ b/js/CommonDialogs.js
@@ -77,15 +77,93 @@ const	CommonDialogs = {
 
 			return false;
 		},
-		quickAddFeed: function() {
-			xhrPost("backend.php",
-					{op: "feeds", method: "quickAddFeed"},
-					(transport) => {
-
+		subscribeToFeed: function() {
+			xhrJson("backend.php",
+					{op: "feeds", method: "subscribeToFeed"},
+					(reply) => {
 						const dialog = new fox.SingleUseDialog({
-							id: "feedAddDlg",
 							title: __("Subscribe to Feed"),
-							content: transport.responseText,
+							content: `
+								<form onsubmit='return false'>
+
+									${App.FormFields.hidden("op", "feeds")}
+									${App.FormFields.hidden("method", "add")}
+
+									<div id='fadd_error_message' style='display : none' class='alert alert-danger'></div>
+
+									<div id='fadd_multiple_notify' style='display : none'>
+										<div class='alert alert-info'>
+											${__("Provided URL is a HTML page referencing multiple feeds, please select required feed from the dropdown menu below.")}
+										</div>
+									</div>
+
+									<section>
+										<fieldset>
+											<div style='float : right'><img style='display : none' id='feed_add_spinner' src='images/indicator_white.gif'></div>
+											<input style='font-size : 16px; width : 500px;'
+												placeHolder="${__("Feed or site URL")}"
+												dojoType='dijit.form.ValidationTextBox'
+												required='1' name='feed' id='feedDlg_feedUrl'>
+										</fieldset>
+
+										${App.getInitParam('enable_feed_cats') ?
+										`
+											<fieldset>
+												<label class='inline'>${__('Place in category:')}</label>
+												${reply.cat_select}
+											</fieldset>
+										` : ''}
+									</section>
+
+									<div id="feedDlg_feedsContainer" style="display : none">
+										<header>${__('Available feeds')}</header>
+										<section>
+											<fieldset>
+												<select id="feedDlg_feedContainerSelect"
+													dojoType="fox.form.Select" size="3">
+													<script type="dojo/method" event="onChange" args="value">
+														dijit.byId("feedDlg_feedUrl").attr("value", value);
+													</script>
+												</select>
+											</fieldset>
+										</section>
+									</div>
+
+									<div id='feedDlg_loginContainer' style='display : none'>
+										<section>
+											<fieldset>
+												<input dojoType="dijit.form.TextBox" name='login'"
+													placeHolder="${__("Login")}"
+													autocomplete="new-password"
+													style="width : 10em;">
+												<input
+													placeHolder="${__("Password")}"
+													dojoType="dijit.form.TextBox" type='password'
+													autocomplete="new-password"
+													style="width : 10em;" name='pass'">
+											</fieldset>
+										</section>
+									</div>
+
+									<section>
+										<label class='checkbox'>
+											<input type='checkbox' name='need_auth' dojoType='dijit.form.CheckBox' id='feedDlg_loginCheck'
+														onclick='App.displayIfChecked(this, "feedDlg_loginContainer")'>
+													${__('This feed requires authentication.')}
+										</label>
+									</section>
+
+									<footer>
+										<button dojoType='dijit.form.Button' class='alt-primary' type='submit'
+											onclick='App.dialogOf(this).execute()'>
+											${__('Subscribe')}
+										</button>
+										<button dojoType='dijit.form.Button' onclick='App.dialogOf(this).hide()'>
+											${__('Cancel')}
+										</button>
+									</footer>
+								</form>
+							`,
 							show_error: function (msg) {
 								const elem = $("fadd_error_message");
 
@@ -114,7 +192,7 @@ const	CommonDialogs = {
 											} catch (e) {
 												Element.hide("feed_add_spinner");
 												alert(__("Failed to parse output. This can indicate server timeout and/or network issues. Backend output was logged to browser console."));
-												console.log('quickAddFeed, backend returned:' + transport.responseText);
+												console.log('subscribeToFeed, backend returned:' + transport.responseText);
 												return;
 											}