diff --git a/.github/workflows/master-build.yml b/.github/workflows/master-build.yml
index 7ee9b07..021564d 100644
--- a/.github/workflows/master-build.yml
+++ b/.github/workflows/master-build.yml
@@ -5,12 +5,9 @@ on:
       - cron: "0 10 * * *"
   push:
     branches:
-      - "**"
+      - "master"
     tags:
       - "*.*.*"
-  pull_request:
-      branches:
-        - "master"
 
 jobs:
   tox:
diff --git a/ChangeLog.md b/ChangeLog.md
index 1536c9e..7c22574 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -4,6 +4,16 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [5.0.1](https://github.com/craigerl/aprsd/compare/5.0.0...5.0.1)
+
+##### Bug Fixes
+
+- Fix HelpPlugin shadowing Python builtin `list` with local variable [`7118e23`](https://github.com/craigerl/aprsd/commit/7118e23)
+
+##### CI
+
+- Restrict master-build workflow to master branch and tags only [`3261883`](https://github.com/craigerl/aprsd/commit/3261883)
+
 #### [5.0.0](https://github.com/craigerl/aprsd/compare/4.3.0...5.0.0)
 
 > 11 June 2026
diff --git a/aprsd/plugin.py b/aprsd/plugin.py
index 1e75e28..d894ceb 100644
--- a/aprsd/plugin.py
+++ b/aprsd/plugin.py
@@ -300,16 +300,16 @@ class HelpPlugin(APRSDRegexCommandPluginBase):
             if reply:
                 return reply
 
-        list = []
+        plugin_names = []
         for p in pm.get_plugins():
             LOG.debug(p)
             if p.enabled and isinstance(p, APRSDRegexCommandPluginBase):
                 name = p.command_name.lower()
-                if name not in list and 'help' not in name:
-                    list.append(name)
+                if name not in plugin_names and 'help' not in name:
+                    plugin_names.append(name)
 
-        list.sort()
-        reply = ' '.join(list)
+        plugin_names.sort()
+        reply = ' '.join(plugin_names)
         lines = textwrap.wrap(reply, 60)
         replies = ["Send APRS MSG of 'help' or 'help <plugin>'"]
         for line in lines: