diff --git a/types/isstream/isstream-tests.ts b/types/isstream/isstream-tests.ts
index e5f35eefa7..48670b1cd3 100644
--- a/types/isstream/isstream-tests.ts
+++ b/types/isstream/isstream-tests.ts
@@ -1,5 +1,5 @@
 import isStream, { isReadable, isWritable, isDuplex } from "isstream";
-import { Stream } from "stream";
+import * as Stream from "stream";
 
 isStream(new Stream()); // true