diff --git a/backend/version.py b/backend/version.py
index e9caa60..ecdb529 100644
--- a/backend/version.py
+++ b/backend/version.py
@@ -1,6 +1,6 @@
 # Shinkan Jinkendo Version Information
 
-APP_VERSION = "0.3.2"
+APP_VERSION = "0.3.3"
 BUILD_DATE = "2026-04-23"
 DB_SCHEMA_VERSION = "20260423"
 
@@ -22,6 +22,14 @@ MODULE_VERSIONS = {
 }
 
 CHANGELOG = [
+    {
+        "version": "0.3.3",
+        "date": "2026-04-23",
+        "changes": [
+            "Fix: Admin-Navigation - Redirect /admin → /admin/catalogs",
+            "Fix: Admin-Link funktioniert jetzt (vorher 404)"
+        ]
+    },
     {
         "version": "0.3.2",
         "date": "2026-04-23",
diff --git a/frontend/src/App.jsx b/frontend/src/App.jsx
index b7ef534..1aa2455 100644
--- a/frontend/src/App.jsx
+++ b/frontend/src/App.jsx
@@ -177,6 +177,10 @@ function AppRoutes() {
           </ProtectedRoute>
         }
       />
+      <Route
+        path="/admin"
+        element={<Navigate to="/admin/catalogs" replace />}
+      />
       <Route
         path="/admin/catalogs"
         element={
diff --git a/frontend/src/version.js b/frontend/src/version.js
index 89b2a86..dfec193 100644
--- a/frontend/src/version.js
+++ b/frontend/src/version.js
@@ -1,6 +1,6 @@
 // Shinkan Jinkendo Frontend Version
 
-export const APP_VERSION = "0.3.2"
+export const APP_VERSION = "0.3.3"
 export const BUILD_DATE = "2026-04-23"
 
 export const PAGE_VERSIONS = {