diff --git a/types/umzug/index.d.ts b/types/umzug/index.d.ts
index a163ea01d9..e7d761ab3c 100644
--- a/types/umzug/index.d.ts
+++ b/types/umzug/index.d.ts
@@ -41,7 +41,7 @@ declare namespace umzug {
          * See https://github.com/sequelize/umzug/tree/master/test/fixtures
          * for examples.
          */
-        customResolver?(path: string): { up: () => Promise<any>, down?: () => Promise<any> };
+        customResolver?(path: string): { up: () => PromiseLike<any>, down?: () => PromiseLike<any> };
 
     }