1 files changed, 9 insertions, 3 deletions
diff --git a/ext/bg/js/background-main.js b/ext/bg/js/background-main.js
index 24117f4e..9dd447c4 100644
--- a/ext/bg/js/background-main.js
+++ b/ext/bg/js/background-main.js
@@ -17,9 +17,15 @@
 
 /* global
  * Backend
+ * BackendEventHandler
  */
 
-(async () => {
-    window.yomichanBackend = new Backend();
-    await window.yomichanBackend.prepare();
+(() => {
+    const backend = new Backend();
+    const backendEventHandler = new BackendEventHandler(backend);
+    backendEventHandler.prepare();
+    if (typeof window === 'object' && window !== null) {
+        window.yomichanBackend = backend;
+    }
+    backend.prepare();
 })();