diff --git a/openapi/SwarmCommon.yaml b/openapi/SwarmCommon.yaml
index 7c5e7992704..5e7ab092b8f 100644
--- a/openapi/SwarmCommon.yaml
+++ b/openapi/SwarmCommon.yaml
@@ -326,11 +326,11 @@ components:
                 $ref: "#/components/schemas/Address"
               fullNode:
                 type: boolean
-              p2pTransport:
+              underlay:
                 type: array
                 nullable: true
                 items:
-                  type: string
+                  $ref: "SwarmCommon.yaml#/components/schemas/MultiAddress"
 
 
     BlockListedPeers:
diff --git a/pkg/p2p/discover.go b/pkg/p2p/discover.go
index 80ac15ae483..bd603b7b7a8 100644
--- a/pkg/p2p/discover.go
+++ b/pkg/p2p/discover.go
@@ -36,7 +36,7 @@ func Discover(ctx context.Context, addr ma.Multiaddr, f func(ma.Multiaddr) (bool
 		return false, errors.New("non-resolvable API endpoint")
 	}
 
-	// sort addrs so that quic is tried first
+	// Prioritize QUIC transport connections over the others.
 	sort.Slice(addrs, func(i, j int) bool {
 		return strings.Contains(addrs[i].String(), "/quic")
 	})