diff --git a/odoo/tests/common.py b/odoo/tests/common.py
index 35680eebb4e..734b9f3d2dd 100644
--- a/odoo/tests/common.py
+++ b/odoo/tests/common.py
@@ -1342,7 +1342,7 @@ class ChromeBrowser:
                 break
 
             result = self._websocket_request('Runtime.evaluate', params={
-                'expression': ready_code,
+                'expression': "try { %s } catch {}" % ready_code,
                 'awaitPromise': True,
             }, timeout=timeout-taken)['result']