diff --git a/Yattee/Core/FeedCache.swift b/Yattee/Core/FeedCache.swift
index 061e60a6..0949785a 100644
--- a/Yattee/Core/FeedCache.swift
+++ b/Yattee/Core/FeedCache.swift
@@ -104,7 +104,8 @@ actor FeedCache {
     /// Invalidates the cache by clearing the lastUpdated timestamp.
     /// The cached videos remain available but will be considered stale.
     func invalidate() async {
-        guard var data = cachedData else { return }
+        // Already stale: skip the disk write (remote syncs invalidate once per record).
+        guard var data = cachedData, data.lastUpdated != .distantPast else { return }
         data.lastUpdated = .distantPast
         cachedData = data
         await save(videos: data.videos, lastUpdated: .distantPast)
diff --git a/Yattee/Data/DataManager+Subscriptions.swift b/Yattee/Data/DataManager+Subscriptions.swift
index 587afda0..b1c9c9b2 100644
--- a/Yattee/Data/DataManager+Subscriptions.swift
+++ b/Yattee/Data/DataManager+Subscriptions.swift
@@ -31,7 +31,10 @@ extension DataManager {
             
             // Queue for CloudKit sync
             cloudKitSync?.queueSubscriptionSave(subscription)
-            
+
+            // The stateless feed must be rebuilt from the new channel list (#968)
+            SubscriptionFeedCache.shared.invalidate()
+
             let change = SubscriptionChange(addedSubscriptions: [subscription], removedChannelIDs: [])
             NotificationCenter.default.post(
                 name: .subscriptionsDidChange,
@@ -71,6 +74,8 @@ extension DataManager {
                 cloudKitSync?.queueSubscriptionDelete(channelID: channelID, scope: scope)
             }
 
+            SubscriptionFeedCache.shared.invalidate()
+
             let change = SubscriptionChange(addedSubscriptions: [], removedChannelIDs: [channelID])
             NotificationCenter.default.post(
                 name: .subscriptionsDidChange,
diff --git a/Yattee/Services/CloudKit/CloudKitSyncEngine.swift b/Yattee/Services/CloudKit/CloudKitSyncEngine.swift
index 4209c4be..35763f67 100644
--- a/Yattee/Services/CloudKit/CloudKitSyncEngine.swift
+++ b/Yattee/Services/CloudKit/CloudKitSyncEngine.swift
@@ -2693,7 +2693,8 @@ extension CloudKitSyncEngine: CKSyncEngineDelegate {
                 } else {
                     // New subscription from iCloud
                     dataManager.insertSubscription(subscription)
-                    
+                    SubscriptionFeedCache.shared.invalidate()
+
                     // Post notification to update UI
                     let change = SubscriptionChange(addedSubscriptions: [subscription], removedChannelIDs: [])
                     NotificationCenter.default.post(
@@ -3125,6 +3126,7 @@ extension CloudKitSyncEngine: CKSyncEngineDelegate {
             if let subscription = localSubscription(matching: recordName, channelID: channelID, in: dataManager) {
                 dataManager.deleteSubscription(subscription)
                 dataManager.save()
+                SubscriptionFeedCache.shared.invalidate()
                 let change = SubscriptionChange(addedSubscriptions: [], removedChannelIDs: [channelID])
                 NotificationCenter.default.post(
                     name: .subscriptionsDidChange,