diff --git a/main.go b/main.go
index 8c5e869..45a989e 100644
--- a/main.go
+++ b/main.go
@@ -25,7 +25,7 @@ var port = fSet.Int("p", 80, "Set SYN Traceroute Port")
 var numMeasurements = fSet.Int("q", 3, "Set the number of probes per each hop.")
 var parallelRequests = fSet.Int("r", 18, "Set ParallelRequests number. It should be 1 when there is a multi-routing.")
 var maxHops = fSet.Int("m", 30, "Set the max number of hops (max TTL to be reached).")
-var dataOrigin = fSet.String("d", "", "Choose IP Geograph Data Provider [LeoMoeAPI, IP.SB, IPInfo, IPInsight, IPAPI.com]")
+var dataOrigin = fSet.String("d", "LeoMoeAPI", "Choose IP Geograph Data Provider [LeoMoeAPI, IP.SB, IPInfo, IPInsight, IPAPI.com]")
 var noRdns = fSet.Bool("n", false, "Disable IP Reverse DNS lookup")
 var routePath = fSet.Bool("report", false, "Route Path")
 var tablePrint = fSet.Bool("table", false, "Output trace results as table")