diff --git a/main.go b/main.go
index 013c6a0..a5b0c05 100644
--- a/main.go
+++ b/main.go
@@ -141,7 +141,9 @@ func housekeeping() {
 		}
 
 		// try parsing demos not parsed
+		db.Lock.RLock()
 		tMatches, err := db.Client.Match.Query().Where(match.And(match.DateGT(time.Now().UTC().AddDate(0, 0, -30)), match.DemoParsed(false))).All(context.Background())
+		db.Lock.RUnlock()
 		if err != nil {
 			log.Warningf("[HK] Failure getting matches to retry parsing: %v", err)
 			continue