--- a/src/ftpclass.cc
+++ b/src/ftpclass.cc
@@ -1071,7 +1071,9 @@ Ftp::Connection::~Connection()
 
    control_send=0;
    control_recv=0;
+#if USE_SSL
    control_ssl=0; // ssl should be freed after send/recv
+#endif
 
    if(control_sock!=-1)
    {
