diff --git a/scripts/smoke-routing.sh b/scripts/smoke-routing.sh
index 60e6d93..694098a 100755
--- a/scripts/smoke-routing.sh
+++ b/scripts/smoke-routing.sh
@@ -25,7 +25,6 @@ go build -o "$BIN" ./cmd/routing
 LITELLM_BASE_URL="$LITELLM_BASE_URL" BRAIN_URL="$BRAIN_URL" \
   ROUTING_PORT="$PORT" SUPERVISOR_CONFIG_DIR="$(pwd)/config/supervisor" \
   "$BIN" &
-BIN_PID=$!
 
 # Wait for the binary to bind.
 for _ in $(seq 1 50); do