diff --git a/README.md b/README.md
index 45fe7d1..53a45a8 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ you could build gps-sdr-sim from scratch, but I choose to use the binary provide
  $ hackrf_info  (see if you can see your hack rf one)
 ```
 
- Download the latest brdc file from here: ftp://cddis.gsfc.nasa.gov/gnss/data/daily 
+ Download the latest brdc file from here: [ftp://cddis.gsfc.nasa.gov/gnss/data/daily](ftp://cddis.gsfc.nasa.gov/gnss/data/daily) 
  (for example: ftp://cddis.gsfc.nasa.gov/gnss/data/daily/2020/brdc/brdc1460.20g.Z)
 
  Extract the compressed file in a place you will remember