diff --git a/tests-functional/tests/test_waku_rpc.py b/tests-functional/tests/test_waku_rpc.py
index 199401d790..0be06f61f3 100644
--- a/tests-functional/tests/test_waku_rpc.py
+++ b/tests-functional/tests/test_waku_rpc.py
@@ -56,4 +56,7 @@ def setup_two_nodes(self, request):
         request.cls.sender = self.sender = self.initialize_backend(self.await_signals, False)
         request.cls.receiver = self.receiver = self.initialize_backend(self.await_signals, False)
         for user in self.sender, self.receiver:
+            key_uid = user.node_login_event["event"]["account"]["key-uid"]
             user.wakuext_service.set_light_client(True)
+            user.logout()
+            user.login(key_uid)