diff --git a/server/swagger/openapi.json b/server/swagger/openapi.json
index 571fef5922cf4f7f2b5d78a9130491143091fbfa..2617ab7bae522947f9bca09a2f56a8cce04a5120 100644
--- a/server/swagger/openapi.json
+++ b/server/swagger/openapi.json
@@ -165,6 +165,9 @@
               }
             }
           },
+          "400": {
+            "description": "Bad Request"
+          },
           "401": {
             "description": "Instance is not in Multi-User mode. Method denied"
           },