diff --git a/.changeset/poor-olives-own.md b/.changeset/poor-olives-own.md
new file mode 100644
index 0000000000..6eb8b5ac2b
--- /dev/null
+++ b/.changeset/poor-olives-own.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-backend': patch
+---
+
+Fixes an issue where `order` was not a recognized parameter for the `/entities` endpoint.
diff --git a/plugins/catalog-backend/src/schema/openapi.generated.ts b/plugins/catalog-backend/src/schema/openapi.generated.ts
index 5c9b2773e9..001330d59f 100644
--- a/plugins/catalog-backend/src/schema/openapi.generated.ts
+++ b/plugins/catalog-backend/src/schema/openapi.generated.ts
@@ -826,6 +826,18 @@ export const spec = {
           {
             $ref: '#/components/parameters/after',
           },
+          {
+            name: 'order',
+            in: 'query',
+            allowReserved: true,
+            required: false,
+            schema: {
+              type: 'array',
+              items: {
+                type: 'string',
+              },
+            },
+          },
         ],
       },
     },
diff --git a/plugins/catalog-backend/src/schema/openapi.yaml b/plugins/catalog-backend/src/schema/openapi.yaml
index 52321399c6..bad91c8938 100644
--- a/plugins/catalog-backend/src/schema/openapi.yaml
+++ b/plugins/catalog-backend/src/schema/openapi.yaml
@@ -677,6 +677,14 @@ paths:
         - $ref: '#/components/parameters/filter'
         - $ref: '#/components/parameters/offset'
         - $ref: '#/components/parameters/after'
+        - name: order
+          in: query
+          allowReserved: true
+          required: false
+          schema:
+            type: array
+            items:
+              type: string
   /entities/by-uid/{uid}:
     get:
       operationId: GetEntityByUid