diff --git a/flumi/Scripts/Browser/CertificateManager.gd b/flumi/Scripts/Browser/CertificateManager.gd
index 106ea80..f14828c 100644
--- a/flumi/Scripts/Browser/CertificateManager.gd
+++ b/flumi/Scripts/Browser/CertificateManager.gd
@@ -9,15 +9,20 @@ static func initialize():
 	print("Certificate Manager initialized with ", trusted_ca_certificates.size(), " trusted CAs")
 
 static func load_builtin_ca():
-	var ca_file = FileAccess.open("res://Assets/gurted-ca.crt", FileAccess.READ)
-	if ca_file:
-		var ca_cert_pem = ca_file.get_as_text()
-		ca_file.close()
-		
-		if not ca_cert_pem.is_empty():
-			trusted_ca_certificates.append(ca_cert_pem)
-			print("Loaded built-in GURT CA certificate")
-		else:
-			print("Built-in CA certificate not yet configured")
-	else:
-		print("Could not load built-in CA certificate")
+        var ca_file = FileAccess.open("res://Assets/gurted-ca.crt", FileAccess.READ)
+        var arson_ca_file = FileAccess.open("res://Assets/arson-ca.crt", FileAccess.READ)
+        if ca_file:
+                var ca_cert_pem = ca_file.get_as_text()
+                ca_file.close()
+
+                var arson_ca_cert_pem = arson_ca_file.get_as_text()
+                arson_ca_file.close()
+
+                if not ca_cert_pem.is_empty():
+                        trusted_ca_certificates.append(ca_cert_pem)
+                        trusted_ca_certificates.append(arson_ca_cert_pem)
+                        print("Loaded built-in GURT CA certificate")
+                else:
+                        print("Built-in CA certificate not yet configured")
+        else:
+                print("Could not load built-in CA certificate")