diff --git a/requirements-dev.in b/requirements-dev.in
index e1b78b7b96a146745001c3f6524a94a08d253386..11cac1bf1330691838431614057624b24166c42a 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -13,5 +13,5 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-git+https://osm.etsi.org/gerrit/osm/IM.git@master#egg=osm-im
+git+https://osm.etsi.org/gerrit/osm/IM.git@v13.0#egg=osm-im
 -r https://osm.etsi.org/gitweb/?p=osm/IM.git;a=blob_plain;f=requirements.txt;hb=v13.0
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 195078d6d0e8760a9c171b68a03c99080c2ad15e..8217de82d541ac9a593914255099624da8f56196 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -27,7 +27,7 @@ lxml==4.9.0
     #   -r https://osm.etsi.org/gitweb/?p=osm/IM.git;a=blob_plain;f=requirements.txt;hb=v13.0
     #   pyang
     #   pyangbind
-osm-im @ git+https://osm.etsi.org/gerrit/osm/IM.git@master
+osm-im @ git+https://osm.etsi.org/gerrit/osm/IM.git@v13.0
     # via -r requirements-dev.in
 pyang==2.5.3
     # via