diff --git a/hackfest_cloudinit_vnf/hackfest_cloudinit_vnfd.yaml b/hackfest_cloudinit_vnf/hackfest_cloudinit_vnfd.yaml
index 26d7576394897116cc6fd99eb6bc768f55de0005..17b2918628bfcffed05b2b2d5273dbebcae4c8be 100644
--- a/hackfest_cloudinit_vnf/hackfest_cloudinit_vnfd.yaml
+++ b/hackfest_cloudinit_vnf/hackfest_cloudinit_vnfd.yaml
@@ -13,6 +13,7 @@ vnfd:vnfd-catalog:
             cp: vnf-mgmt
         internal-vld:
         -   id: internal
+            name: internal
             type: ELAN
             internal-connection-point:
             -   id-ref: mgmtVM-internal
diff --git a/hackfest_epasriov_vnf/hackfest_epasriov_vnfd.yaml b/hackfest_epasriov_vnf/hackfest_epasriov_vnfd.yaml
index 82dd5e55646b8025b7eacf96898f91b052649f4f..f6f19b033b749eb8fad16e304b2aa4ad478a0376 100644
--- a/hackfest_epasriov_vnf/hackfest_epasriov_vnfd.yaml
+++ b/hackfest_epasriov_vnf/hackfest_epasriov_vnfd.yaml
@@ -13,6 +13,7 @@ vnfd:vnfd-catalog:
             cp: vnf-mgmt
         internal-vld:
         -   id: internal
+            name: internal
             type: ELAN
             internal-connection-point:
             -   id-ref: mgmtVM-internal
@@ -76,7 +77,7 @@ vnfd:vnfd-catalog:
                     type: PARAVIRT
                 internal-connection-point-ref: dataVM-internal
             -   name: xe0
-                position: '2'
+                position: 2
                 type: EXTERNAL
                 virtual-interface:
                     type: SR-IOV
diff --git a/hackfest_multivdu_vnf/hackfest_multivdu_vnfd.yaml b/hackfest_multivdu_vnf/hackfest_multivdu_vnfd.yaml
index 511fff8445629ea1064778dd1d15e5d007a5af39..f4e9d2689a2a1d633b55dcddbe7754975d9d8d87 100644
--- a/hackfest_multivdu_vnf/hackfest_multivdu_vnfd.yaml
+++ b/hackfest_multivdu_vnf/hackfest_multivdu_vnfd.yaml
@@ -13,6 +13,7 @@ vnfd:vnfd-catalog:
             cp: vnf-mgmt
         internal-vld:
         -   id: internal
+            name: internal
             type: ELAN
             internal-connection-point:
             -   id-ref: mgmtVM-internal