diff --git a/doc/source/user/vnfd-sol001.rst b/doc/source/user/vnfd-sol001.rst
index bf205832f..6aba37e76 100644
--- a/doc/source/user/vnfd-sol001.rst
+++ b/doc/source/user/vnfd-sol001.rst
@@ -251,5 +251,5 @@ resources such as VDU and CP. The file includes:
 
 .. _TOSCA-Simple-Profile-yaml-v1.2 : http://docs.oasis-open.org/tosca/TOSCA-Simple-Profile-YAML/v1.2/TOSCA-Simple-Profile-YAML-v1.2.html
 .. _NFV-SOL001 v2.6.1 : https://www.etsi.org/deliver/etsi_gs/NFV-SOL/001_099/001/02.06.01_60/gs_NFV-SOL001v020601p.pdf
-.. _etsi_nfv_sol001_common_types.yaml : https://forge.etsi.org/rep/nfv/SOL001/raw/master/etsi_nfv_sol001_common_types.yaml
-.. _etsi_nfv_sol001_vnfd_types.yaml : https://forge.etsi.org/rep/nfv/SOL001/raw/master/etsi_nfv_sol001_vnfd_types.yaml
+.. _etsi_nfv_sol001_common_types.yaml : https://forge.etsi.org/rep/nfv/SOL001/raw/v2.6.1/etsi_nfv_sol001_common_types.yaml
+.. _etsi_nfv_sol001_vnfd_types.yaml : https://forge.etsi.org/rep/nfv/SOL001/raw/v2.6.1/etsi_nfv_sol001_vnfd_types.yaml