diff --git a/CameraAI~/CHANGELOG.md b/CameraAI~/CHANGELOG.md
index d3115a3..db53d7e 100644
--- a/CameraAI~/CHANGELOG.md
+++ b/CameraAI~/CHANGELOG.md
@@ -208,3 +208,6 @@
 - Added a self-contained `RuntimeData~` reference bundle (263 prepared songs).
 - The packaged worker auto-discovers the bundle; raw CW-AI source audio and a separate checkout are no longer required for generation.
 - Generation caches remain project-local and writable.
+## 0.4.4
+
+- Automatically prefers bundled `RuntimeData~`, including Unity Git PackageCache installs, over stale serialized external roots.
diff --git a/CameraAI~/Editor/AICameraGeneratorWindow.cs b/CameraAI~/Editor/AICameraGeneratorWindow.cs
index f87fcac..d6266fb 100644
--- a/CameraAI~/Editor/AICameraGeneratorWindow.cs
+++ b/CameraAI~/Editor/AICameraGeneratorWindow.cs
@@ -4182,24 +4182,18 @@ namespace Streamingle.Editor
             var normalizedProjectRoot = string.IsNullOrWhiteSpace(projectRoot)
                 ? Environment.CurrentDirectory
                 : Path.GetFullPath(projectRoot);
-            var candidates = new[]
-            {
-                configuredRoot,
-                // Self-contained package install: RuntimeData~ is shipped
-                // beside the editor scripts, so artists do not need a
-                // separate CW-AI checkout.
-                Path.Combine(
-                    normalizedProjectRoot,
-                    "Packages",
-                    "com.mingle.cw-ai",
-                    "RuntimeData~"),
+            var candidates = new List<string>();
+            // Prefer the self-contained package, including Unity's resolved
+            // Git PackageCache path. A stale serialized external CW-AI root
+            // must not silently override the bundled reference library.
+            candidates.AddRange(EnumeratePackagedRuntimeRoots(normalizedProjectRoot));
+            candidates.Add(configuredRoot);
+            candidates.Add(normalizedProjectRoot);
+            candidates.Add(Path.Combine(
+                Directory.GetParent(normalizedProjectRoot)?.FullName ??
                 normalizedProjectRoot,
-                Path.Combine(
-                    Directory.GetParent(normalizedProjectRoot)?.FullName ??
-                    normalizedProjectRoot,
-                    "CW-AI"),
-                Environment.CurrentDirectory
-            };
+                "CW-AI"));
+            candidates.Add(Environment.CurrentDirectory);
 
             foreach (var candidate in candidates)
             {
@@ -4230,6 +4224,37 @@ namespace Streamingle.Editor
                 "CW-AI");
         }
 
+        private static IEnumerable<string> EnumeratePackagedRuntimeRoots(
+            string projectRoot)
+        {
+            yield return Path.Combine(
+                projectRoot,
+                "Packages",
+                "com.mingle.cw-ai",
+                "RuntimeData~");
+            var packageCache = Path.Combine(projectRoot, "Library", "PackageCache");
+            if (!Directory.Exists(packageCache))
+            {
+                yield break;
+            }
+            IEnumerable<string> matches;
+            try
+            {
+                matches = Directory.EnumerateDirectories(
+                    packageCache,
+                    "com.mingle.cw-ai@*",
+                    SearchOption.TopDirectoryOnly);
+            }
+            catch (Exception)
+            {
+                yield break;
+            }
+            foreach (var match in matches.OrderByDescending(path => path))
+            {
+                yield return Path.Combine(match, "RuntimeData~");
+            }
+        }
+
         private static string ResolveProjectCacheRoot()
         {
             var projectRoot = Directory.GetParent(Application.dataPath)?.FullName
diff --git a/CameraAI~/package.json b/CameraAI~/package.json
index 81eb2bc..27136ae 100644
--- a/CameraAI~/package.json
+++ b/CameraAI~/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.mingle.cw-ai",
-  "version": "0.4.3",
+  "version": "0.4.4",
   "displayName": "Mingle Camera Work AI",
   "description": "Self-contained high-quality Unity Timeline camera generation with an embedded prepared reference library, per-shot editable clips, and A/B review tools.",
   "unity": "6000.0",