diff --git a/sort_certificate.py b/sort_certificate.py
index a2e5468..e3a4432 100755
--- a/sort_certificate.py
+++ b/sort_certificate.py
@@ -241,7 +241,7 @@ def main():
             try:
                 logging.debug('subject=%s\n\tissuer%s\n\texpired=%s\n\tmodulus=%s',
                               root_cert.get_subject(),
-                              root_cert.get_subject(),
+                              root_cert.get_issuer(),
                               root_cert.has_expired(),
                               get_pub_modulus(root_cert))
             except Exception: