diff --git a/client/src/services/airtraffic.ts b/client/src/services/airtraffic.ts
index ad7ad70..7a91641 100644
--- a/client/src/services/airtraffic.ts
+++ b/client/src/services/airtraffic.ts
@@ -7,6 +7,7 @@ import { fromLonLat } from 'ol/proj'
 import { Style, Icon, Stroke } from 'ol/style'
 import { Vector as VectorLayer } from 'ol/layer'
 import { Vector as VectorSource } from 'ol/source'
+import {adjustedInterval} from '@ztimson/utils';
 
 const API = BASE + '/api'
 
@@ -202,7 +203,7 @@ export class AirTrafficLayer {
 	private shapes:       any = null
 	private data:         any[] = []
 	private clickHandler: ((e: any) => void) | null = null
-	private refreshTimer: ReturnType<typeof setInterval> | null = null
+	private refreshTimer: any = null;
 	visible = false
 
 	constructor(map: Map) { this.map = map }
@@ -222,7 +223,7 @@ export class AirTrafficLayer {
 		this._draw()
 		this._attachClick()
 
-		this.refreshTimer = setInterval(async () => {
+		this.refreshTimer = adjustedInterval(async () => {
 			await this._fetch()
 			this._draw()
 			this._refreshPopups()
diff --git a/server/src/adsb.mjs b/server/src/adsb.mjs
index 600ff40..ef2aa7b 100644
--- a/server/src/adsb.mjs
+++ b/server/src/adsb.mjs
@@ -46,7 +46,7 @@ async function importAircraftDb() {
 	const insert = db.prepare(`INSERT OR REPLACE INTO aircraft(icao, reg, type_code, flags, desc) VALUES (?,?,?,?,?)`);
 	const run = db.transaction((rows) => {
 		for(const [icao, a] of Object.entries(rows)) {
-			insert.run(icao.toUpperCase(), a.r || null, a.t || null, a.f || null, a.desc || null);
+			insert.run(icao.toUpperCase().padStart(6, '0'), reg || null, type_code || null, flags || null, desc || null);
 			total++;
 		}
 	});