diff --git a/http/swagger.yml b/http/swagger.yml
index a481596f80..28b9461895 100644
--- a/http/swagger.yml
+++ b/http/swagger.yml
@@ -107,6 +107,12 @@ paths:
             application/json:
               schema:
                 $ref: "#/components/schemas/OnboardingResponse"
+        default:
+          description: Unexpected error
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/Error"
   /documents/templates:
     get:
       operationId: GetDocumentsTemplates