diff --git a/requirements-dev.txt b/requirements-dev.txt
index 40609b1..e3fa87a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
-git+https://osm.etsi.org/gerrit/osm/IM.git@master#egg=osm-im
+git+https://osm.etsi.org/gerrit/osm/IM.git@ng-ro-refactor#egg=osm-im
     # via -r requirements-dev.in
-git+https://osm.etsi.org/gerrit/osm/osmclient.git@master#egg=osm-osmclient
+git+https://osm.etsi.org/gerrit/osm/osmclient.git@ng-ro-refactor#egg=osm-osmclient
     # via -r requirements-dev.in
 #######################################################################################
 # Copyright ETSI Contributors and Others.