diff --git a/requirements-dev.in b/requirements-dev.in
index 87d042b..81c6cbf 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -14,5 +14,5 @@
 # limitations under the License.
 ##
 
-git+https://osm.etsi.org/gerrit/osm/common.git@master#egg=osm-common
--r https://osm.etsi.org/gitweb/?p=osm/common.git;a=blob_plain;f=requirements.txt;hb=master
+git+https://osm.etsi.org/gerrit/osm/common.git@v12.0#egg=osm-common
+-r https://osm.etsi.org/gitweb/?p=osm/common.git;a=blob_plain;f=requirements.txt;hb=v12.0