diff --git a/geo.go b/geo.go
index 3052a1a..7d17c98 100644
--- a/geo.go
+++ b/geo.go
@@ -55,7 +55,7 @@ func asnLookup(ip net.IP) (*geoip2.ASN, error) {
 
 	if asn == nil {
 		var err error
-		asn, err = geoip2.Open("GeoLite2-aSN.mmdb")
+		asn, err = geoip2.Open("GeoLite2-ASN.mmdb")
 		if err != nil {
 			return nil, err
 		}