diff --git a/modules/cmso/par/browser.py b/modules/cmso/par/browser.py
index bf0ea2f4619bef8a0a48c5bb303ac759eb160082..9e6eba230f6419fee5306f4a0876306c49353fbc 100644
--- a/modules/cmso/par/browser.py
+++ b/modules/cmso/par/browser.py
@@ -37,7 +37,8 @@
 
 from .pages import (
     LogoutPage, AccountsPage, HistoryPage, LifeinsurancePage, MarketPage,
-    AdvisorPage, LoginPage, ProfilePage, RedirectInsurancePage,
+    AdvisorPage, LoginPage, ProfilePage, RedirectInsurancePage, SpacesPage,
+    ChangeSpacePage,
 )
 from .transfer_pages import TransferInfoPage, RecipientsListPage, TransferPage, AllowedRecipientsPage
 
@@ -96,6 +97,10 @@ class CmsoParBrowser(TwoFactorBrowser):
         r'https://.*/auth/errorauthn',
         LogoutPage
     )
+
+    spaces = URL(r'/domiapi/oauth/json/accesAbonnement', SpacesPage)
+    change_space = URL(r'/securityapi/changeSpace', ChangeSpacePage)
+
     accounts = URL(r'/domiapi/oauth/json/accounts/synthese(?P<type>.*)', AccountsPage)
     history = URL(r'/domiapi/oauth/json/accounts/(?P<page>.*)', HistoryPage)
     loans = URL(r'/creditapi/rest/oauth/v1/synthese', AccountsPage)
@@ -249,6 +254,15 @@ def iter_accounts(self):
         # to know if account can do transfer
         accounts_eligibilite_debit = self.page.get_eligibilite_debit()
 
+        self.spaces.go(json={'includePart': True})
+        self.change_space.go(json={
+            'clientIdSource': self.arkea_client_id,
+            'espaceDestination': 'PART',
+            'fromMobile': False,
+            'numContractDestination': self.page.get_part_space(),
+        })
+        self.session.headers['Authorization'] = 'Bearer %s' % self.page.get_access_token()
+
         # First get all checking accounts...
         self.accounts.go(json={'typeListeCompte': 'COMPTE_SOLDE_COMPTES_CHEQUES'}, type='comptes')
         self.page.check_response()
diff --git a/modules/cmso/par/pages.py b/modules/cmso/par/pages.py
index e15084b1a87387db908325f1697da8f3d995263c..33048638ff763614a558e4803fb53dc77d278fd4 100644
--- a/modules/cmso/par/pages.py
+++ b/modules/cmso/par/pages.py
@@ -58,6 +58,18 @@ class LogoutPage(RawPage):
     pass
 
 
+class SpacesPage(LoggedPage, JsonPage):
+    def get_part_space(self):
+        for abo in Dict('listAbonnement')(self.doc):
+            if Dict('espaceProxy')(abo) == 'PART':
+                return Dict('numContratBAD')(abo)
+
+
+class ChangeSpacePage(LoggedPage, JsonPage):
+    def get_access_token(self):
+        return Dict('accessToken')(self.doc)
+
+
 class AccountsPage(LoggedPage, JsonPage):
     TYPES = OrderedDict([
         ('courant', Account.TYPE_CHECKING),