diff --git a/README.md b/README.md
index 077794a..46dd58c 100644
--- a/README.md
+++ b/README.md
@@ -28,8 +28,10 @@ of the other parameters.)
 
 Boolean (`true` or `false`). **Default is false.**
 
-When this is set to `true`, then all courses will displayed to the student,
-including the *failed* courses, and the courses which he has not finished yet.
+By default, only the passed courses are displayed to the student (and only
+those can be exported). When this is set to `true`, then *all* courses will be
+displayed to the student, including the *failed* courses, and the courses which
+he has not finished yet.
 
 
 ELMO file extensions
diff --git a/schema.xsd b/schema.xsd
index 0ca8e19..55907ab 100644
--- a/schema.xsd
+++ b/schema.xsd
@@ -4,8 +4,8 @@
     xmlns:xml="http://www.w3.org/XML/1998/namespace"
     elementFormDefault="qualified"
 
-    targetNamespace="https://github.com/MUCI/emrex-elmo-extensions"
-    xmlns="https://github.com/MUCI/emrex-elmo-extensions"
+    targetNamespace="https://github.com/MUCI/emrex-elmo-extensions/tree/stable-v1"
+    xmlns="https://github.com/MUCI/emrex-elmo-extensions/tree/stable-v1"
 >
     <xs:import
         schemaLocation="http://www.w3.org/2001/03/xml.xsd"