BUGFIX: file pdns.simplebind.conf must be absent with :
diff --git a/server/service.sls b/server/service.sls
index a6d7983..22e187a 100644
--- a/server/service.sls
+++ b/server/service.sls
@@ -33,7 +33,7 @@
   - watch_in:
     - service: powerdns_service
 
-/etc/powerdns/pdns.d/pdns.simplebind.conf
+/etc/powerdns/pdns.d/pdns.simplebind.conf:
   file.absent
 
 {%- endif %}