diff --git a/sources.cfg b/sources.cfg
index 33095c79cd..e59ffa387f 100644
--- a/sources.cfg
+++ b/sources.cfg
@@ -125,7 +125,7 @@ plone.rfc822                        = git ${remotes:plone}/plone.rfc822.git push
 plone.scale                         = git ${remotes:plone}/plone.scale.git pushurl=${remotes:plone_push}/plone.scale.git branch=3.x
 plone.schema                        = git ${remotes:plone}/plone.schema.git pushurl=${remotes:plone_push}/plone.schema.git branch=master
 plone.schemaeditor                  = git ${remotes:plone}/plone.schemaeditor.git pushurl=${remotes:plone_push}/plone.schemaeditor.git branch=3.x
-plone.session                       = git ${remotes:plone}/plone.session.git pushurl=${remotes:plone_push}/plone.session.git branch=master
+plone.session                       = git ${remotes:plone}/plone.session.git pushurl=${remotes:plone_push}/plone.session.git branch=3.x
 plone.staticresources               = git ${remotes:plone}/plone.staticresources.git pushurl=${remotes:plone_push}/plone.staticresources.git branch=1.x
 plone.stringinterp                  = git ${remotes:plone}/plone.stringinterp.git pushurl=${remotes:plone_push}/plone.stringinterp.git branch=master
 plone.subrequest                    = git ${remotes:plone}/plone.subrequest.git pushurl=${remotes:plone_push}/plone.subrequest.git branch=master