diff --git a/lib/request/connect.py b/lib/request/connect.py
index 4f1840246..1c7000368 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -243,6 +243,9 @@ class Connect:
             elif "timeout" in tbMsg:
                 warnMsg = "connection timed out to the target url"
             elif "BadStatusLine" in tbMsg:
+                debugMsg  = "BadStatusLine: %s || %s || %d" % (tbMsg, e, e.line)
+                logger.debug(debugMsg)
+
                 warnMsg  = "the target url responded with an unknown HTTP "
                 warnMsg += "status code, try to force the HTTP User-Agent "
                 warnMsg += "header with option --user-agent or -a"