--- python/samba/provision/sambadns.py.orig
+++ python/samba/provision/sambadns.py
@@ -1009,7 +1009,7 @@ def create_named_conf(paths, realm, dnsdomain, dns_bac
                                      stderr=subprocess.STDOUT,
                                      cwd='.').communicate()[0]
         bind_info = get_string(bind_info)
-        bind9_release = re.search('BIND (9)\.(\d+)\.', bind_info, re.I)
+        bind9_release = re.search(r'BIND (9)\.(\d+)\.', bind_info, re.I)
         if bind9_release:
             bind9_disabled = ''
             bind9_version = bind9_release.group(0) + "x"