diff --git a/canvasblocker_beta-0.4.3RC4-an+fx.xpi b/canvasblocker_beta-0.4.3RC5-an+fx.xpi
similarity index 81%
rename from canvasblocker_beta-0.4.3RC4-an+fx.xpi
rename to canvasblocker_beta-0.4.3RC5-an+fx.xpi
index 5baf0b2..95e5b1c 100644
Binary files a/canvasblocker_beta-0.4.3RC4-an+fx.xpi and b/canvasblocker_beta-0.4.3RC5-an+fx.xpi differ
diff --git a/lib/settings.js b/lib/settings.js
index 4d350e3..0aac014 100644
--- a/lib/settings.js
+++ b/lib/settings.js
@@ -606,7 +606,7 @@
 			logging.message("Starting synchronous request to wait for settings.");
 			try {
 				let xhr = new XMLHttpRequest();
-				xhr.open("GET", "https://[::]", false);
+				xhr.open("GET", browser.extension.getURL("releaseNotes.txt"), false);
 				xhr.send();
 				xhr = null;
 			}
diff --git a/manifest.json b/manifest.json
index ea8c710..9c9f8c6 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
 	"name": "CanvasBlocker-Beta",
 	"description": "__MSG_addon_description__",
-	"version": "0.4.3RC4",
+	"version": "0.4.3RC5",
 	"icons": {
 		"48": "icons/icon.svg",
 		"96": "icons/icon.svg"