diff --git a/packages/docusaurus-plugin-openapi-docs/src/plugin-content-docs-types.d.ts b/packages/docusaurus-plugin-openapi-docs/src/plugin-content-docs-types.d.ts
index e014cf287..de33fe974 100644
--- a/packages/docusaurus-plugin-openapi-docs/src/plugin-content-docs-types.d.ts
+++ b/packages/docusaurus-plugin-openapi-docs/src/plugin-content-docs-types.d.ts
@@ -5,10 +5,42 @@
  * LICENSE file in the root directory of this source tree.
  * ========================================================================== */
 
-declare module "@docusaurus/plugin-content-docs-types" {
-  // Makes all properties visible when hovering over the type
-  type Expand<T extends Record<string, unknown>> = { [P in keyof T]: T[P] };
+// Makes all properties visible when hovering over the type
+type Expand<T extends Record<string, unknown>> = { [P in keyof T]: T[P] };
+
+export type SidebarItemBase = {
+  className?: string;
+  customProps?: Record<string, unknown>;
+};
+
+export type SidebarItemLink = SidebarItemBase & {
+  type: "link";
+  href: string;
+  label: string;
+  docId: string;
+};
+
+type SidebarItemCategoryBase = SidebarItemBase & {
+  type: "category";
+  label: string;
+  collapsed: boolean;
+  collapsible: boolean;
+};
 
+export type PropSidebarItemCategory = Expand<
+  SidebarItemCategoryBase & {
+    items: PropSidebarItem[];
+  }
+>;
+
+export type PropSidebarItem = SidebarItemLink | PropSidebarItemCategory;
+export type PropSidebar = PropSidebarItem[];
+export type PropSidebars = {
+  [sidebarId: string]: PropSidebar;
+};
+
+// Also declare the module for backwards compatibility
+declare module "@docusaurus/plugin-content-docs-types" {
   export type SidebarItemBase = {
     className?: string;
     customProps?: Record<string, unknown>;
diff --git a/packages/docusaurus-plugin-openapi-docs/src/types.ts b/packages/docusaurus-plugin-openapi-docs/src/types.ts
index 4f7310f6d..e52814582 100644
--- a/packages/docusaurus-plugin-openapi-docs/src/types.ts
+++ b/packages/docusaurus-plugin-openapi-docs/src/types.ts
@@ -21,7 +21,8 @@ export type {
   SidebarItemLink,
   PropSidebar,
   PropSidebarItem,
-} from "@docusaurus/plugin-content-docs-types";
+} from "./plugin-content-docs-types";
+
 export interface PluginOptions {
   id?: string;
   docsPlugin?: string;