diff --git a/src/render.js b/src/render.js
index 15bcce5..cbdd4ca 100644
--- a/src/render.js
+++ b/src/render.js
@@ -1,4 +1,4 @@
-import { Conductor } from "./conductor";
+import { Conductor } from "./conductor.js";
 
 export class Renderer {
   timeIndicator;
diff --git a/src/socket.js b/src/socket.js
index 85abb53..0097562 100644
--- a/src/socket.js
+++ b/src/socket.js
@@ -1,4 +1,4 @@
-import { BrowserSocketFactory, Client } from "./blitz";
+import { BrowserSocketFactory, Client } from "./blitz.js";
 
 export class DataStream extends EventTarget {
   constructor() {