diff --git a/backend/app/services/plugin_manager.py b/backend/app/services/plugin_manager.py
index f210bcf..cf6d754 100644
--- a/backend/app/services/plugin_manager.py
+++ b/backend/app/services/plugin_manager.py
@@ -86,7 +86,7 @@ class MastodonPlugin(BasePlugin):
                     if parsed.tzinfo is None:
                         parsed = parsed.replace(tzinfo=timezone.utc)
                     formatted = parsed.astimezone(timezone.utc).strftime('%Y %B %d - %H:%M')
-                    status_parts.append(f'Logged on {formatted} from: {url}')
+                    status_parts.append(f'Logged on {formatted} UTC from: {url}')
                 except ValueError:
                     status_parts.append(f'Logged from: {url}')
             else: