diff --git a/background.js b/background.js
index 8d07025..f1762ce 100644
--- a/background.js
+++ b/background.js
@@ -1,9 +1,13 @@
-chrome.webNavigation.onHistoryStateUpdated.addListener(
-  function (details) {
-    console.log("onHistoryStateUpdated", details);
-    chrome.tabs.sendMessage(details.tabId, {
-      type: "navigation",
-    });
-  },
-  { url: [{ hostSuffix: "github.com" }] }
-);
+chrome.webNavigation.onHistoryStateUpdated.addListener((details) => {
+  chrome.tabs.sendMessage(details.tabId, {
+    type: "navigation",
+  }, () => {
+    if (chrome.runtime.lastError) {
+      // We need to handle 
+      console.warn("Error sending message:", chrome.runtime.lastError.message);
+    } else {
+      console.log("Message successfully received by content script.");
+    }
+  });
+
+}, { url: [{ hostSuffix: "github.com" }] })
diff --git a/src/index.js b/src/index.js
index 7c4b1f1..d882452 100644
--- a/src/index.js
+++ b/src/index.js
@@ -2,8 +2,11 @@ import { appendAccessibilityInfo } from "./utils.js";
 
 export async function initialize() {
   /* Listen for messages from the background script */
-  chrome.runtime.onMessage.addListener(() => {
-    appendAccessibilityInfo();
+  chrome.runtime.onMessage.addListener((message, sendResponse) => {
+    if (message.type === "navigation") {
+      sendResponse({ status: "ok" });
+      appendAccessibilityInfo();
+    }
   });
 
   appendAccessibilityInfo();