diff --git a/test-suite/djinni/vendor/third-party/proto/ts/test.ts b/test-suite/djinni/vendor/third-party/proto/ts/test.ts
index 2fe1d7ef..6a943e1f 100644
--- a/test-suite/djinni/vendor/third-party/proto/ts/test.ts
+++ b/test-suite/djinni/vendor/third-party/proto/ts/test.ts
@@ -1,6 +1,6 @@
 /* eslint-disable */
 import { util, configure, Writer, Reader } from "protobufjs/minimal";
-import * as Long from "long";
+import Long from "long";
 
 export const protobufPackage = "djinni.test";
 
diff --git a/test-suite/djinni/vendor/third-party/proto/ts/test2.ts b/test-suite/djinni/vendor/third-party/proto/ts/test2.ts
index 2c017343..f691e340 100644
--- a/test-suite/djinni/vendor/third-party/proto/ts/test2.ts
+++ b/test-suite/djinni/vendor/third-party/proto/ts/test2.ts
@@ -1,6 +1,6 @@
 /* eslint-disable */
 import { util, configure, Writer, Reader } from "protobufjs/minimal";
-import * as Long from "long";
+import Long from "long";
 
 export const protobufPackage = "djinni.test2";
 
diff --git a/test-suite/handwritten-src/ts/tsconfig.json b/test-suite/handwritten-src/ts/tsconfig.json
index ee669b93..29e45bc3 100644
--- a/test-suite/handwritten-src/ts/tsconfig.json
+++ b/test-suite/handwritten-src/ts/tsconfig.json
@@ -5,6 +5,7 @@
         "paths": {
             "@djinni_support/*": ["../../../support-lib/ts/*"]
         },
+	"esModuleInterop": true,
         "strict": true,
     },
     "include": ["./*.ts"],