diff --git a/panoptica/utils/citation_reminder.py b/panoptica/utils/citation_reminder.py
index f4fedb7..92cd262 100644
--- a/panoptica/utils/citation_reminder.py
+++ b/panoptica/utils/citation_reminder.py
@@ -6,6 +6,8 @@
 
 
 def citation_reminder(func):
+    """Decorator to remind users to cite panoptica."""
+
     def wrapper(*args, **kwargs):
         if os.environ.get("PANOPTICA_CITATION_REMINDER", "true").lower() == "true":
             console = Console()