diff --git a/plextraktsync/queue/TraktMarkWatchedWorker.py b/plextraktsync/queue/TraktMarkWatchedWorker.py
index 3551dcec3c4..7c7338fc086 100644
--- a/plextraktsync/queue/TraktMarkWatchedWorker.py
+++ b/plextraktsync/queue/TraktMarkWatchedWorker.py
@@ -27,6 +27,7 @@ def __call__(self, queues):
 
     def submit(self, items):
         items = self.normalize(items)
+        self.logger.debug(f"Submit add_to_history: {items}")
         result = self.add_to_history(items)
         result = remove_empty_values(result.copy())
         if result: