diff --git a/pkg/node/peer.go b/pkg/node/peer.go
index 12049d4..85335aa 100644
--- a/pkg/node/peer.go
+++ b/pkg/node/peer.go
@@ -107,12 +107,12 @@ type PeerRegistry struct {
 }
 
 // Dimension weights for peer selection
-// Lower ping, hops, geo are better; higher score is better
+// Lower ping, hops, geographic distance are better; higher score is better
 var (
-	pingWeight  = 1.0
-	hopsWeight  = 0.7
-	geoWeight   = 0.2
-	scoreWeight = 1.2
+	pingWeight        = 1.0
+	hopsWeight        = 0.7
+	geographicWeight  = 0.2
+	scoreWeight       = 1.2
 )
 
 // NewPeerRegistry creates a new PeerRegistry, loading existing peers if available.
@@ -565,7 +565,7 @@ func (r *PeerRegistry) rebuildKDTree() {
 			Coords: []float64{
 				peer.PingMS * pingWeight,
 				float64(peer.Hops) * hopsWeight,
-				peer.GeoKM * geoWeight,
+				peer.GeoKM * geographicWeight,
 				(100 - peer.Score) * scoreWeight, // Invert score
 			},
 			Value: peer.ID,