Update assemblies/assembly-customizing-the-learning-paths.adoc

Author: themr0c

assemblies/assembly-customizing-the-learning-paths.adoc

@@ -6,7 +6,7 @@ and using the built-in proxy to deliver this data rather than the default.
 
 You can provide Learning Paths data from the following sources:
 
-* JSON files hosted on a web server, such as GitHub or GitLab.
+* A JSON file hosted on a web server, such as GitHub or GitLab.
 * A dedicated service that provides the Learning Paths data in JSON format using an API.
 
 include::modules/customizing-the-learning-paths/proc-customizing-the-learning-paths-by-using-hosted-json-files.adoc[leveloffset=+1]