diff --git a/packages/auth/src/interaction/routes.test.ts b/packages/auth/src/interaction/routes.test.ts
index 38e2271067..8b5a539cb4 100644
--- a/packages/auth/src/interaction/routes.test.ts
+++ b/packages/auth/src/interaction/routes.test.ts
@@ -529,7 +529,7 @@ describe('Interaction Routes', (): void => {
     describe('IDP - Grant details', (): void => {
       let grant: Grant
       let access: Access
-      let interaction: Interaction;
+      let interaction: Interaction
 
       beforeAll(async (): Promise<void> => {
         grant = await Grant.query().insert({
diff --git a/packages/auth/src/openapi/specs/id-provider.yaml b/packages/auth/src/openapi/specs/id-provider.yaml
index d3be9e897b..ad5e1afd7f 100644
--- a/packages/auth/src/openapi/specs/id-provider.yaml
+++ b/packages/auth/src/openapi/specs/id-provider.yaml
@@ -129,6 +129,9 @@ paths:
                       - PENDING
                       - APPROVED
                       - DENIED
+                  grantId:
+                    description: Id of a grant
+                    type: string
         '401':
           description: Unauthorized
         '404':