diff --git a/src/services/api.ts b/src/services/api.ts
index e6313b2dfa..f8bbffb5a0 100644
--- a/src/services/api.ts
+++ b/src/services/api.ts
@@ -279,6 +279,7 @@ export class YdbEmbeddedAPI extends AxiosWrapper {
                 fields_required: preparedFieldsRequired,
                 // Do not send empty string
                 filter: filter || undefined,
+                timeout: 20_000,
                 ...params,
             },
             {concurrentId, requestConfig: {signal}},
diff --git a/src/types/api/storage.ts b/src/types/api/storage.ts
index c9d3462243..87e095163a 100644
--- a/src/types/api/storage.ts
+++ b/src/types/api/storage.ts
@@ -328,4 +328,10 @@ export interface GroupsRequestParams extends BaseStorageRequestParams {
     filter_group_by?: GroupsGroupByField;
     filter_group?: string;
     fieldsRequired?: GroupsRequiredField[] | 'all';
+
+    /**
+     * Backend timeout, default 10_000
+     * 50% - BSC timeout
+     */
+    timeout?: number;
 }