diff --git a/ingestor/ingestor.py b/ingestor/ingestor.py
index 572d900..528bf0f 100644
--- a/ingestor/ingestor.py
+++ b/ingestor/ingestor.py
@@ -258,6 +258,13 @@ class Ingestor:
             old_managed_tags,
         )
 
+        keys = set(new_managed_tags) | set(old_managed_tags)
+
+        changes = {k: (new_managed_tags.get(k), old_managed_tags.get(k))
+                   for k in keys if new_managed_tags.get(k) != old_managed_tags.get(k)}
+
+        self.logger.debug("Changes: %s", changes)
+
         for slot, config in new_managed_tags.items():
             if slot not in old_managed_tags:
                 self.logger.debug("Subscribing to new slot %s", slot)