diff --git a/jenkins_jobs/modules/publishers.py b/jenkins_jobs/modules/publishers.py
index b5587c46f..23b93d85f 100644
--- a/jenkins_jobs/modules/publishers.py
+++ b/jenkins_jobs/modules/publishers.py
@@ -6482,7 +6482,9 @@ def slack(registry, xml_parent, data):
     logger = logging.getLogger(__name__)
 
     plugin_info = registry.get_plugin_info('Slack Notification Plugin')
-    plugin_ver = pkg_resources.parse_version(plugin_info.get('version', "0"))
+    # Note: Assume latest version of plugin is preferred config format
+    plugin_ver = pkg_resources.parse_version(
+        plugin_info.get('version', str(sys.maxsize)))
 
     mapping = (
         ('team-domain', 'teamDomain', ''),
diff --git a/tests/publishers/fixtures/slack001.plugins_info.yaml b/tests/publishers/fixtures/slack001.plugins_info.yaml
new file mode 100644
index 000000000..f2978c3bf
--- /dev/null
+++ b/tests/publishers/fixtures/slack001.plugins_info.yaml
@@ -0,0 +1,3 @@
+- longName: 'Slack Notification Plugin'
+  shortName: 'slack'
+  version: "1.0"
diff --git a/tests/publishers/fixtures/slack002.plugins_info.yaml b/tests/publishers/fixtures/slack002.plugins_info.yaml
new file mode 100644
index 000000000..f2978c3bf
--- /dev/null
+++ b/tests/publishers/fixtures/slack002.plugins_info.yaml
@@ -0,0 +1,3 @@
+- longName: 'Slack Notification Plugin'
+  shortName: 'slack'
+  version: "1.0"