diff --git a/setup.py b/setup.py
index b6c04d1d..f85a9c0a 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,7 @@
         "htcondor>=9.0.17",
     ],
     "tests": [
-        "pytest-reana>=0.95.0a2,<0.96.0",
+        "pytest-reana>=0.95.0a4,<0.96.0",
     ],
     "ssh": [
         "paramiko[gssapi]>=3.0.0",
@@ -64,7 +64,7 @@
     "fs>=2.0",
     "marshmallow>2.13.0,<3.0.0",  # same upper pin as reana-server
     "reana-commons[kubernetes] @ git+https://github.com/reanahub/reana-commons.git@0.95.0a4",
-    "reana-db>=0.95.0a2,<0.96.0",
+    "reana-db>=0.95.0a4,<0.96.0",
     "retrying>=1.3.3",
 ]
 
diff --git a/tests/test_job_manager.py b/tests/test_job_manager.py
index e3611b9e..2a917ef0 100644
--- a/tests/test_job_manager.py
+++ b/tests/test_job_manager.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 #
 # This file is part of REANA.
-# Copyright (C) 2019, 2020, 2021, 2022, 2023 CERN.
+# Copyright (C) 2019, 2020, 2021, 2022, 2023, 2024 CERN.
 #
 # REANA is free software; you can redistribute it and/or modify it
 # under the terms of the MIT License; see LICENSE file for more details.
@@ -26,7 +26,7 @@ def test_execute_kubernetes_job(
     session,
     sample_serial_workflow_in_db,
     sample_workflow_workspace,
-    default_user,
+    user0,
     kerberos_user_secrets,
     corev1_api_client_with_user_secrets,
     monkeypatch,
@@ -40,7 +40,7 @@ def test_execute_kubernetes_job(
     expected_env_var = {env_var_key: env_var_value}
     expected_image = "docker.io/library/busybox"
     expected_command = "ls"
-    monkeypatch.setenv("REANA_USER_ID", str(default_user.id_))
+    monkeypatch.setenv("REANA_USER_ID", str(user0.id_))
     job_manager = KubernetesJobManager(
         docker_img=expected_image,
         cmd=expected_command,
@@ -99,7 +99,7 @@ def test_stop_kubernetes_job(
     sample_serial_workflow_in_db,
     sample_workflow_workspace,
     empty_user_secrets,
-    default_user,
+    user0,
     corev1_api_client_with_user_secrets,
     monkeypatch,
 ):
@@ -110,7 +110,7 @@ def test_stop_kubernetes_job(
     expected_env_var_value = "value"
     expected_image = "docker.io/library/busybox"
     expected_command = ["ls"]
-    monkeypatch.setenv("REANA_USER_ID", str(default_user.id_))
+    monkeypatch.setenv("REANA_USER_ID", str(user0.id_))
     job_manager = KubernetesJobManager(
         docker_img=expected_image,
         cmd=expected_command,