diff --git a/Evergreen/MainWindow/Sidebar/SidebarViewController.swift b/Evergreen/MainWindow/Sidebar/SidebarViewController.swift
index 9aa90140e..a2d735746 100644
--- a/Evergreen/MainWindow/Sidebar/SidebarViewController.swift
+++ b/Evergreen/MainWindow/Sidebar/SidebarViewController.swift
@@ -43,6 +43,7 @@ import RSCore
 		NotificationCenter.default.addObserver(self, selector: #selector(batchUpdateDidPerform(_:)), name: .BatchUpdateDidPerform, object: nil)
 		NotificationCenter.default.addObserver(self, selector: #selector(faviconDidBecomeAvailable(_:)), name: .FaviconDidBecomeAvailable, object: nil)
 		NotificationCenter.default.addObserver(self, selector: #selector(feedSettingDidChange(_:)), name: .FeedSettingDidChange, object: nil)
+		NotificationCenter.default.addObserver(self, selector: #selector(displayNameDidChange(_:)), name: .DisplayNameDidChange, object: nil)
 
 		outlineView.reloadData()
 
@@ -101,6 +102,14 @@ import RSCore
 		configureCellsForRepresentedObject(feed)
 	}
 
+	@objc func displayNameDidChange(_ note: Notification) {
+
+		guard let object = note.object else {
+			return
+		}
+		configureCellsForRepresentedObject(object as AnyObject)
+	}
+
 	// MARK: Actions
 
 	@IBAction func delete(_ sender: AnyObject?) {
diff --git a/Technotes/CodingGuidelines.md b/Technotes/CodingGuidelines.md
index f2760432a..3d58962d7 100644
--- a/Technotes/CodingGuidelines.md
+++ b/Technotes/CodingGuidelines.md
@@ -112,12 +112,14 @@ Stack views are not allowed in table and outline view cells, but they can be use
 
 Use nil-targeted actions and the responder chain when appropriate.
 
-Use Cocoa bindings extremely rarely — for a checkbox in a preferences window, for instance. `NSArrayController` and similar are never used. Binding via code is also not done.
+Use Cocoa bindings extremely rarely — for a checkbox in a preferences window, for instance.
 
 ### Notifications and Bindings
 
 Key-Value Observing (KVO) is entirely forbidden. KVO is where the crashing bugs live. (The only possible exception to this is when an Apple API requires KVO, which is rare.)
 
+`NSArrayController` and similar are never used. Binding via code is also not done.
+
 Instead, we use NotificationCenter notifications, and we use Swift’s `didSet` method on accessors.
 
 All notifications must be posted on the main queue.