diff --git a/imap_filter/imap_filter.py b/imap_filter/imap_filter.py
index a5f0093..fcd4698 100644
--- a/imap_filter/imap_filter.py
+++ b/imap_filter/imap_filter.py
@@ -231,7 +231,8 @@ class ImapFilter:
                     content = f"{new_content}\n"
                 else:
                     self._log.debug(
-                        "Line it is NOT different, not replacing it."
+                        "Line it is NOT different, not replacing it. Search: '%s'",
+                        search
                     )
             else:
                 self._log.debug(