diff --git a/Assets/Scripts/AppProcessor.cs b/Assets/Scripts/AppProcessor.cs
index 5ba3111..bad6819 100644
--- a/Assets/Scripts/AppProcessor.cs
+++ b/Assets/Scripts/AppProcessor.cs
@@ -81,7 +81,7 @@ namespace QuestAppLauncher
         public static readonly string[] Auto_Tabs = { Tab_Quest, Tab_2D };
 
         /// <summary>
-        /// Entry point for app processing: Applies app name overrides (from appnames.txt/json) and app icons (from individual jpgs or icon packs).
+        /// Entry point for app processing: Applies app name overrides (from appnames*.json) and app icons (from individual jpgs or icon packs).
         /// Handles extraction of icon packs if zip file modified. Returns a list of processed apps.
         /// </summary>
         /// <param name="config">Application config</param>
diff --git a/Assets/Scripts/AssetsDownloader.cs b/Assets/Scripts/AssetsDownloader.cs
index e4c37c0..da2cc7c 100644
--- a/Assets/Scripts/AssetsDownloader.cs
+++ b/Assets/Scripts/AssetsDownloader.cs
@@ -352,9 +352,7 @@ namespace QuestAppLauncher
                         var url = property["url"].Value<string>();
                         var name = property["name"].Value<string>();
 
-                        // For now, simply accept any iconpack*.zip and appnames*.txt/json.
                         if ((name.StartsWith("iconpack") && name.EndsWith(".zip")) ||
-                            (name.StartsWith("appnames") && name.EndsWith(".txt")) ||
                             (name.StartsWith("appnames") && name.EndsWith(".json")))
                         {
                             assetsInfo[name] = new AssetInfo { RepoUri = repoUri, Url = url, UpdatedAt = updatedAt, TagName = tagName };
@@ -435,7 +433,7 @@ namespace QuestAppLauncher
 
                         // Accept the same file naming conventions as the GitHub path
                         if ((name.StartsWith("iconpack") && name.EndsWith(".zip")) ||
-                            (name.StartsWith("appnames") && (name.EndsWith(".txt") || name.EndsWith(".json"))))
+                            (name.StartsWith("appnames") && name.EndsWith(".json")))
                         {
                             assetsInfo[name] = new AssetInfo { RepoUri = manifestUrl, Url = url, UpdatedAt = updatedAt };
                         }
diff --git a/Assets/Scripts/Config.cs b/Assets/Scripts/Config.cs
index 6ade999..c7cc055 100644
--- a/Assets/Scripts/Config.cs
+++ b/Assets/Scripts/Config.cs
@@ -71,7 +71,7 @@ namespace QuestAppLauncher
         // Auto Category: Apps are automatically categorized into 3 tabs - Quest, Go/GearVr, 2D
         public string autoCategory = Category_Top;
 
-        // Custom Category: Apps are categorized according to appnames.txt file
+        // Custom Category: Apps are categorized according to appnames.json
         public string customCategory = Category_Right;
 
         // Whether to auto-download updates
diff --git a/README.md b/README.md
index 1d3965e..0bf4737 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ Key settings:
 
 ### Custom app names and icons
 
-Place `appnames.json` or `appnames*.txt` in the persistent data path to rename apps and assign them to tabs. Place `iconpack*.zip` files (containing `<packageName>.jpg` entries) or individual `<packageName>.jpg` files to override icons.
+Place `appnames.json` (or `appnames*.json`) in the persistent data path to rename apps and assign them to tabs. Place `iconpack*.zip` files (containing `<packageName>.jpg` entries) or individual `<packageName>.jpg` files to override icons.
 
 See [docs.md](docs.md) for the full format reference, all config fields, managed policy details, and useful `adb` commands.