diff --git a/backend/news/19.bugfix b/backend/news/19.bugfix
new file mode 100644
index 0000000..b699655
--- /dev/null
+++ b/backend/news/19.bugfix
@@ -0,0 +1 @@
+Fix Attendee type to allow working copies of Trainings. @datakurre
diff --git a/backend/src/ploneconf/core/profiles/default/types/Attendee.xml b/backend/src/ploneconf/core/profiles/default/types/Attendee.xml
index 45db1e8..bee3b70 100644
--- a/backend/src/ploneconf/core/profiles/default/types/Attendee.xml
+++ b/backend/src/ploneconf/core/profiles/default/types/Attendee.xml
@@ -10,6 +10,7 @@
             purge="true"
   >
     <element value="Talk" />
+    <element value="Training" />
     <element value="Presenter" />
     <element value="Keynote" />
   </property>