diff --git a/docs/xml-schemas/README.md b/docs/xml-schemas/README.md
index ab5a9b37f..2b3641a0c 100644
--- a/docs/xml-schemas/README.md
+++ b/docs/xml-schemas/README.md
@@ -1,6 +1,6 @@
 # XML Schemas for Assisted GNSS-SDR
 
-GNSS-SDR can read assistance data from [Extensible Markup Language (XML)](https://www.w3.org/XML/) files, and can store navigation data decoded from GNSS signals in the same format. This page provides XML Schemas which describe the structure for those XML files.
+GNSS-SDR can read assistance data from [Extensible Markup Language (XML)](https://www.w3.org/XML/) files for faster [Time-To-First-Fix](https://gnss-sdr.org/design-forces/availability/#time-to-first-fix-ttff), and can store navigation data decoded from GNSS signals in the same format. This folder provides XML Schemas which describe those XML files structure.
 
 [XSD (XML Schema Definition)](https://www.w3.org/XML/Schema) is a World Wide Web Consortium (W3C) recommendation that specifies how to formally describe the elements in an XML document.
 
@@ -24,6 +24,6 @@ Galileo
 -------
 
  - [gal_ephemeris_map.xsd](./gal_ephemeris_map.xsd)
- - [gal_utc_model.xsd](./gal_utc_model.xsd)
  - [gal_iono_model.xsd](./gal_iono_model.xsd)
+ - [gal_utc_model.xsd](./gal_utc_model.xsd)
  - [gal_almanac_map.xsd](./gal_almanac_map.xsd)