diff --git a/arc/network/router_finder.cc b/arc/network/router_finder.cc
index c3389c1..3408c89 100644
--- a/arc/network/router_finder.cc
+++ b/arc/network/router_finder.cc
@@ -17,7 +17,7 @@
 
 namespace {
 
-const int kInitialRtrSolicitationIntervalMs = 4000;
+const int kInitialRtrSolicitationIntervalMs = 2000;
 const int kRtrSolicitationIntervalMs = 4000;
 const int kMaxRtrSolicitations = 3;