diff --git a/deployment/undercloud/undercloud-upgrade.yaml b/deployment/undercloud/undercloud-upgrade.yaml
index f8e34b3a18..d8e8879cec 100644
--- a/deployment/undercloud/undercloud-upgrade.yaml
+++ b/deployment/undercloud/undercloud-upgrade.yaml
@@ -81,6 +81,22 @@ outputs:
             name: '*'
             state: latest
             exclude: ansible
+        - name: Check that os-net-config has configuration
+          when: step|int == 3
+          stat:
+            path: /etc/os-net-config/config.json
+            get_attributes: false
+            get_checksum: false
+            get_mime: false
+          register: stat_config_json
+        - name: take new os-net-config parameters into account now
+          when:
+            - step|int == 3
+            - stat_config_json.stat.exists
+          command: os-net-config --no-activate -c /etc/os-net-config/config.json -v --detailed-exit-codes
+          register: os_net_config_upgrade
+          failed_when: os_net_config_upgrade.rc not in [0,2]
+          changed_when: os_net_config_upgrade.rc == 2
         # Keepalived was deprecated and the VIPs are now deployed by
         # os-net-config.
         # When Keepalived is stopped, it brings down the VIPs which is