diff --git a/checkouts.cfg b/checkouts.cfg
index 93f3a37..bdbc20d 100644
--- a/checkouts.cfg
+++ b/checkouts.cfg
@@ -18,6 +18,7 @@ auto-checkout +=
 # local forks
     collective.solr
     plone.formwidget.querystring
+    plone.principalsource
 # plone
     plone.app.z3cform
     plone.api
diff --git a/sources.cfg b/sources.cfg
index 153547c..d6fbebd 100644
--- a/sources.cfg
+++ b/sources.cfg
@@ -44,3 +44,4 @@ plone.app.z3cform = git ${remotes:cedricmessiant}/plone.app.z3cform.git pushurl=
 # forks
 collective.solr = git ${remotes:entrouvert}/collective.solr.git pushurl=${remotes:entrouvert_push}/collective.solr.git
 plone.formwidget.querystring = git ${remotes:entrouvert}/plone.formwidget.querystring.git pushurl=${remotes:entrouvert_push}/plone.formwidget.querystring.git
+plone.principalsource = git ${remotes:entrouvert}/plone.principalsource.git pushurl=${remotes:entrouvert_push}/plone.principalsource.git