diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
index 9a454cb924f7..00dc61358be8 100644
--- a/Documentation/netlink/specs/ethtool.yaml
+++ b/Documentation/netlink/specs/ethtool.yaml
@@ -910,6 +910,18 @@ attribute-sets:
         name: podl-pse-pw-d-status
         type: u32
         name-prefix: ethtool-a-
+      -
+        name: c33-pse-admin-state
+        type: u32
+        name-prefix: ethtool-a-
+      -
+        name: c33-pse-admin-control
+        type: u32
+        name-prefix: ethtool-a-
+      -
+        name: c33-pse-pw-d-status
+        type: u32
+        name-prefix: ethtool-a-
   -
     name: rss
     attributes:
@@ -1596,6 +1608,9 @@ operations:
             - podl-pse-admin-state
             - podl-pse-admin-control
             - podl-pse-pw-d-status
+            - c33-pse-admin-state
+            - c33-pse-admin-control
+            - c33-pse-pw-d-status
       dump: *pse-get-op
     -
       name: pse-set