Update README.md

Author: ch1seL

README.md

@@ -168,7 +168,7 @@ These sections support simplified syntax, for example the following is valid if
 
 Or alternatively, the long-form (`"Name":` ...) syntax from the example above can be used when arguments need to be supplied.
 
-By `Microsoft.Extensions.Configuratiom.Json` convention, array syntax implicitly defines index for each element in order to make unique paths for configuration keys. So the example above is equivalent to:
+By `Microsoft.Extensions.Configuration.Json` convention, array syntax implicitly defines index for each element in order to make unique paths for configuration keys. So the example above is equivalent to:
 
 ```json
 "WriteTo": {