diff --git a/.changeset/hungry-suns-hope.md b/.changeset/hungry-suns-hope.md
new file mode 100644
index 0000000000..4d88a5f48a
--- /dev/null
+++ b/.changeset/hungry-suns-hope.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-backend-module-backstage-openapi': patch
+---
+
+Use direct access of openapi.json files and not external route
diff --git a/plugins/catalog-backend-module-backstage-openapi/src/InternalOpenApiDocumentationProvider.ts b/plugins/catalog-backend-module-backstage-openapi/src/InternalOpenApiDocumentationProvider.ts
index 17e5a331f0..dd94000ad7 100644
--- a/plugins/catalog-backend-module-backstage-openapi/src/InternalOpenApiDocumentationProvider.ts
+++ b/plugins/catalog-backend-module-backstage-openapi/src/InternalOpenApiDocumentationProvider.ts
@@ -122,7 +122,7 @@ const loadSpecs = async ({
 }) => {
   const specs: OpenAPIObject[] = [];
   for (const pluginId of plugins) {
-    const url = await discovery.getExternalBaseUrl(pluginId);
+    const url = await discovery.getBaseUrl(pluginId);
     const openApiUrl = getOpenApiSpecRoute(url);
     const { token } = await auth.getPluginRequestToken({
       onBehalfOf: await auth.getOwnServiceCredentials(),