diff --git a/nexus/arch.cc b/nexus/arch.cc
index 473c266f..7b4e2041 100644
--- a/nexus/arch.cc
+++ b/nexus/arch.cc
@@ -665,7 +665,7 @@ const std::vector<std::string> Arch::availablePlacers = {"sa",
 
 };
 
-const std::string Arch::defaultRouter = "router1";
+const std::string Arch::defaultRouter = "router2";
 const std::vector<std::string> Arch::availableRouters = {"router1", "router2"};
 
 NEXTPNR_NAMESPACE_END