diff --git a/apps/web/src/components/layout/sidebar.test.tsx b/apps/web/src/components/layout/sidebar.test.tsx
index fe961f9..9de6981 100644
--- a/apps/web/src/components/layout/sidebar.test.tsx
+++ b/apps/web/src/components/layout/sidebar.test.tsx
@@ -40,9 +40,13 @@ vi.mock('next-intl', () => ({
   },
 }));
 
+let mockCollapsed = false;
+function mockSidebarCollapsed(value: boolean) {
+  mockCollapsed = value;
+}
 vi.mock('@/lib/stores/sidebar-store', () => ({
   useSidebarStore: () => ({
-    isCollapsed: false,
+    isCollapsed: mockCollapsed,
     isMobileOpen: false,
     toggle: vi.fn(),
     setMobileOpen: vi.fn(),
@@ -108,6 +112,7 @@ afterEach(() => {
   mockPathname = '/';
   mockRefreshKey = 0;
   mockCustomModules = [];
+  mockCollapsed = false;
 });
 
 function customModule(overrides: Partial<(typeof mockCustomModules)[number]> = {}) {
@@ -325,6 +330,24 @@ describe('Sidebar', () => {
     expect(screen.queryByText('custom-modules')).toBeNull();
   });
 
+  it('eingeklappt stehen Eintraege aus „Eigene Module“ zuletzt', async () => {
+    mockCustomModules = [
+      customModule({ id: 'cm-1', category: 'custom-modules', name: 'Mein Wiki' }),
+      customModule({ id: 'cm-2', category: 'fleet', name: 'Tankkarte' }),
+    ];
+    mockSidebarCollapsed(true);
+    const Sidebar = await importSidebar();
+    render(<Sidebar />);
+
+    const hrefs = () =>
+      Array.from(document.querySelectorAll('aside ul.border-t a')).map((a) => a.getAttribute('href'));
+    await waitFor(() => {
+      expect(hrefs()).toContain('/modules/custom/cm-1');
+    });
+    expect(hrefs().at(-1)).toBe('/modules/custom/cm-1');
+    expect(hrefs().indexOf('/modules/custom/cm-2')).toBeLessThan(hrefs().indexOf('/modules/custom/cm-1'));
+  });
+
   it('eingebaute Module stehen innerhalb einer Kategorie vor eigenen', async () => {
     mockCustomModules = [customModule({ category: 'Domain-Tools', name: 'Aaa Eigenes' })];
     const Sidebar = await importSidebar();
diff --git a/apps/web/src/components/layout/sidebar.tsx b/apps/web/src/components/layout/sidebar.tsx
index cadb256..7123811 100644
--- a/apps/web/src/components/layout/sidebar.tsx
+++ b/apps/web/src/components/layout/sidebar.tsx
@@ -186,6 +186,17 @@ export function Sidebar() {
     });
   };
 
+  // Eingeklappt in derselben Gruppenfolge wie ausgeklappt — „Eigene Module“
+  // also auch hier immer zuletzt.
+  const collapsedEntries = useMemo(
+    () =>
+      [...entries].sort(
+        (a, b) =>
+          Number(a.category === CUSTOM_MODULE_CATEGORY) - Number(b.category === CUSTOM_MODULE_CATEGORY),
+      ),
+    [entries],
+  );
+
   const filteredCategories = useMemo(() => {
     const categories = new Map<string, SidebarEntry[]>();
     for (const entry of entries) {
@@ -253,7 +264,7 @@ export function Sidebar() {
         {/* Eingeklappt: nur die Modul-Kacheln untereinander (Name als Tooltip). */}
         {isCollapsed && entries.length > 0 && (
           <ul className="mt-3 flex flex-col gap-px border-t border-sidebar-border pt-3">
-            {entries.map((entry) => {
+            {collapsedEntries.map((entry) => {
               const active = isEntryActive(entry);
               return (
                 <li key={entry.key}>