diff --git a/neutron/agent/linux/dhcp.py b/neutron/agent/linux/dhcp.py
index 2dd96d98a8b..1da05981dc5 100644
--- a/neutron/agent/linux/dhcp.py
+++ b/neutron/agent/linux/dhcp.py
@@ -671,8 +671,7 @@ class Dnsmasq(DhcpLocalProcess):
                           (port.mac_address, name, ip_address))
 
         utils.replace_file(filename, buf.getvalue())
-        LOG.debug('Done building host file %s with contents:\n%s', filename,
-                  buf.getvalue())
+        LOG.debug('Done building host file %s', filename)
         return filename
 
     def _get_client_id(self, port):