diff --git a/tcp_tests/tests/system/test_backup_restore.py b/tcp_tests/tests/system/test_backup_restore.py
index 47aff19..8608cfd 100644
--- a/tcp_tests/tests/system/test_backup_restore.py
+++ b/tcp_tests/tests/system/test_backup_restore.py
@@ -212,7 +212,7 @@
         result = salt_actions.local(
             sm, "pkg.info_installed", postgresql_pkg)['return'][0]
         installed_ver = result[sm][postgresql_pkg].get('version')
-        if not(installed_ver and postgresql_pkg_ver in installed_ver):
+        if not (installed_ver and postgresql_pkg_ver in installed_ver):
             pkg = "{pkg},{pkg}-{ver}".format(
                 pkg=postgresql_pkg, ver=postgresql_pkg_ver)
             salt_actions.local(sm, "pkg.install", pkg)
diff --git a/tcp_tests/tests/system/test_mcp_update.py b/tcp_tests/tests/system/test_mcp_update.py
index fba6cb6..c01c80f 100644
--- a/tcp_tests/tests/system/test_mcp_update.py
+++ b/tcp_tests/tests/system/test_mcp_update.py
@@ -297,7 +297,7 @@
         job_name = 'pre-upgrade-verify'
         job_parameters = {}
 
-        if(dt.check_job_exists_on_jenkins(job_name)):
+        if (dt.check_job_exists_on_jenkins(job_name)):
             LOG.info("Pre-upgrade verify job exists on Jenkins!")
             job_result, job_description = dt.start_job_on_jenkins(
                 job_name=job_name,
diff --git a/tcp_tests/tests/system/test_offline.py b/tcp_tests/tests/system/test_offline.py
index 34c729a..0b0d6a5 100644
--- a/tcp_tests/tests/system/test_offline.py
+++ b/tcp_tests/tests/system/test_offline.py
@@ -73,9 +73,12 @@
                 end=admin_net[253],
                 net=admin_net))
         underlay.check_call(node_name=cfg_node, verbose=verbose,
-            cmd="maas mirantis vlan update "
-            "$(maas mirantis subnets read | jq '.[] | select(.name==\"{net}\") | .vlan.fabric_id') "  # noqa
-            "0 dhcp_on=True primary_rack='cfg01'".format(net=admin_net))
+                            cmd="maas mirantis vlan update "
+                                "$(maas mirantis subnets read | jq '.[] | "
+                                "select(.name==\"{net}\") | .vlan.fabric_id') "  # noqa
+                                "0 dhcp_on=True "
+                                "primary_rack='cfg01'".format(
+                                    net=admin_net))
 
         underlay.check_call(
             node_name=cfg_node, verbose=verbose,