diff --git a/claude/uclaude_updater.py b/claude/uclaude_updater.py
index 8606564..7fbe987 100644
--- a/claude/uclaude_updater.py
+++ b/claude/uclaude_updater.py
@@ -265,22 +265,31 @@ def find_cli_js():
 
 
 def get_installed_version():
-    """Get currently installed Claude Code version."""
+    """Get currently installed Claude Code version.
+
+    Priority: cli.js bundle version > claude --version > package.json.
+    After patching, cli.js contains the real version while package.json
+    may still reflect the older npm-installed version.
+    """
     cli_js = find_cli_js()
     if not cli_js:
         return None, None
 
-    # Try package.json first (same directory as cli.js)
-    pkg_json = os.path.join(os.path.dirname(cli_js), "package.json")
-    if os.path.isfile(pkg_json):
-        try:
-            with open(pkg_json, "r") as f:
-                data = json.load(f)
-            return data.get("version"), cli_js
-        except Exception:
-            pass
+    # 1. Extract version from cli.js bundle itself (most accurate after patching)
+    try:
+        with open(cli_js, "r", encoding="utf-8", errors="ignore") as f:
+            # Read first 100KB where version string usually lives
+            head = f.read(100_000)
+        # Look for "// Version: x.y.z" comment or VERSION:"x.y.z" in the bundle
+        m = re.search(r'//\s*Version:\s*(\d+\.\d+\.\d+)', head)
+        if not m:
+            m = re.search(r'(?:VERSION|version)\s*[:=]\s*["\'](\d+\.\d+\.\d+)["\']', head)
+        if m:
+            return m.group(1), cli_js
+    except Exception:
+        pass
 
-    # Fallback: claude --version
+    # 2. claude --version
     try:
         result = subprocess.run(
             ["claude", "--version"],
@@ -292,6 +301,16 @@ def get_installed_version():
     except Exception:
         pass
 
+    # 3. Fallback: package.json (may be stale after cli.js replacement)
+    pkg_json = os.path.join(os.path.dirname(cli_js), "package.json")
+    if os.path.isfile(pkg_json):
+        try:
+            with open(pkg_json, "r") as f:
+                data = json.load(f)
+            return data.get("version"), cli_js
+        except Exception:
+            pass
+
     return None, cli_js