diff --git a/happydomain/admin.py b/happydomain/admin.py
index 513fd97..075cadb 100644
--- a/happydomain/admin.py
+++ b/happydomain/admin.py
@@ -65,7 +65,7 @@ class Admin:
 
         return ret
 
-    def authuser_update(self, Id, au):
+    def authuser_udpate(self, Id, au):
         r = self.session.put(
             "http+unix://" + self.socket_path + "/api/auth/" + quote_plus(Id),
             data=json.dumps({
diff --git a/happydomain/authuser.py b/happydomain/authuser.py
index be4c86d..c9d72e9 100644
--- a/happydomain/authuser.py
+++ b/happydomain/authuser.py
@@ -1,6 +1,3 @@
-import json
-from urllib.parse import quote
-
 class AuthUser:
 
     def __init__(self, _session, Id, Email, EmailVerification, Password, CreatedAt, LastLoggedIn, AllowCommercials):
@@ -17,9 +14,9 @@ class AuthUser:
     def Delete(self):
         self._session.authuser_delete(self.Id)
 
-    def ResetPassword(self, NewPassword):
-        r = self._session.session.post(
-            "http+unix://" + self._session.socket_path + "/api/auth/" + quote(self.Id) + "/reset_password",
+    def ResetPassword(self, Id, NewPassword):
+        r = self.session.post(
+            "http+unix://" + self.socket_path + "/api/auth/" + quote_plus(Id) + "/reset_password",
             data=json.dumps({
                 "password": NewPassword,
             })
diff --git a/happydomain/provider.py b/happydomain/provider.py
index 12174e2..3f78381 100644
--- a/happydomain/provider.py
+++ b/happydomain/provider.py
@@ -1,5 +1,4 @@
 import json
-from urllib.parse import quote
 
 from .error import HappyError
 from .domain import Domain
@@ -16,13 +15,14 @@ class Provider:
         self.args = kwargs
 
     def _dumps(self):
-        return json.dumps({
+        d = {
             "_srctype": self._srctype,
             "_id": self._id,
             "_ownerid": self._ownerid,
             "_comment": self._comment,
-            "Provider": self.args,
-        })
+        }
+        d.update(self.kwargs)
+        return json.dumps(d)
 
     def domain_add(self, dn):
         r = self._session.session.post(
@@ -36,11 +36,11 @@ class Provider:
         if r.status_code != 200:
             raise HappyError(r.status_code, **r.json())
 
-        return Domain(self._session, **r.json())
+        return Domain(self, **r.json())
 
     def delete(self):
         r = self._session.session.delete(
-            self._session.baseurl + "/api/providers/" + quote(self._id),
+            self.baseurl + "/api/providers/" + quote(self._id),
         )
 
         if r.status_code > 300:
@@ -50,8 +50,8 @@ class Provider:
 
     def update(self):
         r = self._session.session.put(
-            self._session.baseurl + "/api/providers/" + quote(self._id),
-            data=self._dumps(),
+            self.baseurl + "/api/providers/" + quote(self._id),
+            date=self._dumps(),
         )
 
         if r.status_code > 300:
diff --git a/happydomain/service.py b/happydomain/service.py
index fd8e544..8fa655c 100644
--- a/happydomain/service.py
+++ b/happydomain/service.py
@@ -6,8 +6,6 @@ from .error import HappyError
 class ServiceMeta:
 
     def __init__(self, _session, _svctype, _domain, _ttl, _id=None, _ownerid=None, _comment="", _mycomment="", _aliases=[], _tmp_hint_nb=0):
-        self._session = _session
-
         self._svctype = _svctype
         self._domain = _domain
         self._ttl = _ttl
@@ -44,25 +42,22 @@ class HService(ServiceMeta):
         return json.dumps(self._flat())
 
     def _flat(self):
-        d = {
+        return {
             "_svctype": self._svctype,
             "_domain": self._domain,
             "_ttl": self._ttl,
+            "_id": self._id,
+            "_ownerid": self._ownerid,
             "_comment": self._comment,
             "_mycomment": self._mycomment,
             "_aliases": self._aliases,
             "_tmp_hint_nb": self._tmp_hint_nb,
             "Service": self.service,
         }
-        if self._id is not None:
-            d["_id"] = self._id
-        if self._ownerid is not None:
-            d["_ownerid"] = self._ownerid
-        return d
 
     def delete(self):
         r = self._session.session.delete(
-            self._session.baseurl + "/api/domains/" + quote(self._domainid) + "/zone/" + quote(self._zoneid) + "/" + quote(self._domain) + "/services/" + quote(self._id),
+            self.baseurl + "/api/domains/" + quote(self._domainid) + "/zone/" + quote(self._zoneid) + "/" + quote(self._domain) + "/services/" + quote(self._id),
         )
 
         if r.status_code > 300:
diff --git a/happydomain/zone.py b/happydomain/zone.py
index bd8757c..68786a4 100644
--- a/happydomain/zone.py
+++ b/happydomain/zone.py
@@ -33,20 +33,23 @@ class ZoneMeta:
 
 class Zone(ZoneMeta):
 
-    def __init__(self, _session, _domainid, **kwargs):
-        self._domainid = _domainid
-
+    def __init__(self, _session, _domainid, services, **kwargs):
         super(Zone, self).__init__(_session, **kwargs)
 
+        self._domainid = _domainid
+        self._load(services)
+
+
     def _load(self, services, **kwargs):
-        super(Zone, self)._load(**kwargs)
+        if "id" in kwargs:
+            super(Zone, self).__init__(**kwargs)
 
         self.services = {}
         if services is not None:
             for k in services:
                 self.services[k] = []
                 for s in services[k]:
-                    self.services[k].append(HService(self._session, self._domainid, self.id, **s))
+                    self.services[k].append(HService(_session, self._domainid, self.id, **s))
 
     def _svc_dumps(self):
         services = {}
@@ -59,7 +62,9 @@ class Zone(ZoneMeta):
         return services
 
     def _dumps(self):
-        d = json.dumps({
+        return json.dumps({
+            "id": self.id,
+            "id_author": self.id_author,
             "default_ttl": self.default_ttl,
             "last_modified": self.last_modified,
             "commit_message": self.commit_message,
@@ -67,11 +72,6 @@ class Zone(ZoneMeta):
             "published": self.published,
             "services": self._svc_dumps(),
         })
-        if self.id is not None:
-            d["id"] = self.id
-        if self.id_author is not None:
-            d["id_author"] = self.id_author
-        return d
 
     def add_zone_service(self, subdomain, svctype, svc):
         r = self._session.session.post(
@@ -97,19 +97,11 @@ class Zone(ZoneMeta):
         return r.json()
 
     def apply_changes(self):
-        rdiff = self._session.session.post(
-            self._session.baseurl + "/api/domains/" + quote(self._domainid) + "/diff_zones/%40/" + quote(self.id),
-        )
-
-        if rdiff.status_code > 300:
-            raise HappyError(rdiff.status_code, **rdiff.json())
-
         r = self._session.session.post(
             self._session.baseurl + "/api/domains/" + quote(self._domainid) + "/zone/" + quote(self.id) + "/apply_changes",
-            data=rdiff.text
         )
 
         if r.status_code > 300:
             raise HappyError(r.status_code, **r.json())
 
-        return ZoneMeta(self._session, **r.json())
+        return r.json()
diff --git a/pyproject.toml b/pyproject.toml
index 5ea4d83..eaf9551 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "happydomain"
-version = "0.0.5"
+version = "0.0.4"
 authors = [
   { name="happyDomain's team", email="contact+pypi@happydomain.org" },
 ]
diff --git a/setup.py b/setup.py
index 6bc6916..eb9e78e 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@ try:
 except ImportError:
     from distutils.core import setup
 
-version = "0.0.5"
+version = "0.0.4"
 
 setup(
     name = "happydomain",