diff --git a/test/integration/test_cli_runners.py b/test/integration/test_cli_runners.py
index 64605642e7a..370c37da79f 100644
--- a/test/integration/test_cli_runners.py
+++ b/test/integration/test_cli_runners.py
@@ -67,7 +67,7 @@ def cli_job_config(remote_connection, shell_plugin='ParamikoShell', job_plugin='
     job_conf_str = job_conf_template.substitute(shell_plugin=shell_plugin,
                                                 job_plugin=job_plugin,
                                                 **remote_connection._asdict())
-    with tempfile.NamedTemporaryFile(suffix="_slurm_integration_job_conf", mode="w", delete=False) as job_conf:
+    with tempfile.NamedTemporaryFile(suffix="_slurm_integration_job_conf.xml", mode="w", delete=False) as job_conf:
         job_conf.write(job_conf_str)
     return job_conf.name
 
diff --git a/test/integration/test_kubernetes_runner.py b/test/integration/test_kubernetes_runner.py
index 766260f599c..34e469ee716 100644
--- a/test/integration/test_kubernetes_runner.py
+++ b/test/integration/test_kubernetes_runner.py
@@ -111,7 +111,7 @@ def job_config(jobs_directory):
                                                 tool_directory=TOOL_DIR,
                                                 k8s_config_path=os.environ.get('GALAXY_TEST_KUBE_CONFIG_PATH', '~/.kube/config'),
                                                 )
-    with tempfile.NamedTemporaryFile(suffix="_kubernetes_integration_job_conf", mode="w", delete=False) as job_conf:
+    with tempfile.NamedTemporaryFile(suffix="_kubernetes_integration_job_conf.xml", mode="w", delete=False) as job_conf:
         job_conf.write(job_conf_str)
     return Config(job_conf.name)