diff --git a/server/location.ts b/server/location.ts
index b6a0cb1..9b26a2d 100644
--- a/server/location.ts
+++ b/server/location.ts
@@ -38,7 +38,12 @@ export interface LocationNextState {
 export const MAX_CITY_ACCURACY_KM = 100;
 export const CATALOG_MATCH_KM = 100;
 export const REGION_CHANGE_STABILITY = 3;
-export const LOCATION_RECHECK_HOURS = 24;
+// How stale an agent's last location check may get before a heartbeat re-runs
+// detection (IP changes and pending hysteresis re-check regardless). A check is
+// a sub-ms local mmdb lookup + one row update, so a short window is cheap; flap
+// protection lives in REGION_CHANGE_STABILITY, not here. Was 24h — that made an
+// agent registered before the GeoIP DBs existed sit Unverified for up to a day.
+export const LOCATION_RECHECK_HOURS = 2;
 
 const PRIVATE_V4: Array<[number, number]> = [
   // [network as u32, prefix length] — RFC1918 + loopback + link-local + CGNAT