diff --git a/conf/cars_alongside.lua b/conf/car_radar.lua
similarity index 100%
rename from conf/cars_alongside.lua
rename to conf/car_radar.lua
diff --git a/tests/simlighttest.c b/tests/simlighttest.c
index 727b009..c4330b4 100644
--- a/tests/simlighttest.c
+++ b/tests/simlighttest.c
@@ -57,8 +57,9 @@ int main()
     int result = 0;
     unsigned int timeout = 2000;
     result = check(sp_blocking_write(port, &bytes1, bufsize1, timeout));
+    sleep(2);
     result = check(sp_blocking_read(port, &recv_buf1, recv_bufsize1, timeout));
-
+    sleep(2);
     char numstr[recv_bufsize1];
     for(int j = 0; j < recv_bufsize1; j++)
     {