diff --git a/himbaechel/arch.cc b/himbaechel/arch.cc
index 44b79b62..1270934e 100644
--- a/himbaechel/arch.cc
+++ b/himbaechel/arch.cc
@@ -318,7 +318,7 @@ const std::string Arch::defaultPlacer = "heap";
 
 const std::vector<std::string> Arch::availablePlacers = {"sa", "heap"};
 
-const std::string Arch::defaultRouter = "router2";
+const std::string Arch::defaultRouter = "router1";
 const std::vector<std::string> Arch::availableRouters = {"router1", "router2"};
 
 void Arch::set_fast_pip_delays(bool fast_mode)
diff --git a/himbaechel/uarch/xilinx/examples/arty-a35/blinky.sh b/himbaechel/uarch/xilinx/examples/arty-a35/blinky.sh
index 96f61b7a..c51bffcc 100755
--- a/himbaechel/uarch/xilinx/examples/arty-a35/blinky.sh
+++ b/himbaechel/uarch/xilinx/examples/arty-a35/blinky.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 set -ex
 yosys -p "synth_xilinx -flatten -abc9 -nobram -arch xc7 -top top; write_json blinky.json" blinky.v
-nextpnr-himbaechel --device xc7a35tcsg324-1 -o xdc=arty.xdc --json blinky.json -o fasm=blinky.fasm
+nextpnr-himbaechel --device xc7a35tcsg324-1 -o xdc=arty.xdc --json blinky.json -o fasm=blinky.fasm --router router2
 ../bitgen_xray.sh xc7a35tcsg324-1 blinky.fasm blinky.bit