diff --git a/server.go b/server.go
index b2458e6..d473a69 100644
--- a/server.go
+++ b/server.go
@@ -205,7 +205,7 @@ func reloadDnsmasq() error {
 	return nil
 }
 
-// getAllLeases returns merged active and pinned lease info.
+// getAllLeases returns merged active (non-expired) and pinned lease info.
 func getAllLeases() ([]LeaseEntry, error) {
 	activeLeases, err := parseLeases()
 	if err != nil {
@@ -217,8 +217,15 @@ func getAllLeases() ([]LeaseEntry, error) {
 		return nil, fmt.Errorf("parse pinned: %w", err)
 	}
 
+	now := time.Now()
 	entries := make([]LeaseEntry, 0, len(activeLeases))
 	for _, lease := range activeLeases {
+		// Skip expired leases (expiry is in the past and not pinned).
+		if lease.Expiry.Before(now) {
+			if _, ok := pinned[lease.MAC]; !ok {
+				continue
+			}
+		}
 		status := PinStatusActive
 		if _, ok := pinned[lease.MAC]; ok {
 			status = PinStatusPermanent