diff --git a/server/internal/services/servers.go b/server/internal/services/servers.go
index c1b62b5..4a5946c 100644
--- a/server/internal/services/servers.go
+++ b/server/internal/services/servers.go
@@ -122,25 +122,27 @@ func RegisterServer(serverID, preRegToken, hostname, ipAddress, osInfo string) (
 	osType := OSTypeFromInfo(osInfo)
 	protocols, sshPort, rdpPort := defaultConsoleFields(osType)
 
+	setFields := bson.M{
+		"hostname":         hostname,
+		"ip_address":       ipAddress,
+		"os_info":          osInfo,
+		"os_type":          osType,
+		"agent_token_hash": tokenHash,
+		"status":           "active",
+		"last_seen":        now,
+		"pre_reg_token":    "",
+		"pre_reg_expires":  nil,
+	}
+	if len(s.ConsoleProtocols) == 0 {
+		setFields["console_protocols"] = protocols
+		setFields["ssh_port"] = sshPort
+		setFields["rdp_port"] = rdpPort
+	}
+
 	_, err = db.Col("servers").UpdateOne(ctx,
 		bson.M{"server_id": serverID},
 		bson.M{
-			"$set": bson.M{
-				"hostname":         hostname,
-				"ip_address":       ipAddress,
-				"os_info":          osInfo,
-				"os_type":          osType,
-				"agent_token_hash": tokenHash,
-				"status":           "active",
-				"last_seen":        now,
-				"pre_reg_token":    "",
-				"pre_reg_expires":  nil,
-			},
-			"$setOnInsert": bson.M{
-				"console_protocols": protocols,
-				"ssh_port":          sshPort,
-				"rdp_port":          rdpPort,
-			},
+			"$set": setFields,
 		},
 	)
 	if err != nil {