diff --git a/src/sdk/AuthModal.tsx b/src/sdk/AuthModal.tsx
index ff073edd..552fb68c 100644
--- a/src/sdk/AuthModal.tsx
+++ b/src/sdk/AuthModal.tsx
@@ -71,7 +71,7 @@ export default function AuthModal({ isOpen, onClose }: AuthModalProps) {
           iframeRef.current.contentWindow!.postMessage({ type: 'GET_PAIRING_ID', accessToken: message.accessToken, messageId }, targetOrigin);
           break;
         }
-        
+
         case 'PAIRING_CREATED': {
           console.log('[AuthModal] PAIRING_CREATED:', message);
           User.getInstance().setPairingId(message.userPairingId);
@@ -185,7 +185,7 @@ export default function AuthModal({ isOpen, onClose }: AuthModalProps) {
         }}>
           <iframe
             ref={iframeRef}
-            src={IframeReference.getTargetOrigin()}
+            src={IframeReference.getIframeUrl()}
             style={{
               display: showIframe ? 'block' : 'none',
               width: '400px',