diff --git a/platform/posix/btstack_uart_posix.c b/platform/posix/btstack_uart_posix.c
index 55f20aac2..20fda3ded 100644
--- a/platform/posix/btstack_uart_posix.c
+++ b/platform/posix/btstack_uart_posix.c
@@ -357,6 +357,7 @@ static int btstack_uart_posix_open(void){
     // wait a bit - at least cheap FTDI232 clones might send the first byte out incorrectly
     usleep(100000);
 
+    log_info("Open tty %s", device_name);
     return 0;
 }