diff --git a/doc/new_frame_format.txt b/doc/new_frame_format.txt
index 0b96e8a6d..6f1d8b52c 100644
--- a/doc/new_frame_format.txt
+++ b/doc/new_frame_format.txt
@@ -221,8 +221,8 @@ struct timeval timeout = {
 Add automatically some communication delay in the WaitForResponseTimeout timeout
 Only when using FPC, timeout = 2* empirically measured delay (FTDI cable)
 Empirically measured delay (FTDI cable) with "hw pingng 512" :
-   usb ->    6..32ms
-460800 ->   40..70ms
+   usb ->    6..  32ms
+460800 ->   40..  70ms
   9600 -> 1100..1150ms
 (client/comms.c)
 static size_t communication_delay(void) {