diff --git a/sort_certificate.py b/sort_certificate.py
index 03305ac..413f39d 100755
--- a/sort_certificate.py
+++ b/sort_certificate.py
@@ -197,8 +197,11 @@ def find_intermediate_root(x509_objects, root_issuers):
     logging.debug('Known root issuers\n\t%s', '\n\t'.join(root_issuers))
     logging.debug('Excluding issuers because of potential intermediates\n\t%s',
                   '\n\t'.join(excluded_issuers))
-    logging.debug('issuers seen in data\n\t%s',
-                  '\n\t'.join([str(x.get_issuer()) for x in x509_objects]))
+    logging.debug('Certificates seen in data\n\t%s',
+                  '\n\t'.join([f'Subject: {x.get_subject()},'
+                               f' Issuer: {x.get_issuer()}'
+                               for x in x509_objects]))
+
     return [x for x in x509_objects
             if str(x.get_issuer()) in root_issuers
             and str(x.get_issuer()) not in excluded_issuers]