diff --git a/documentation/18.11/solutions/concurrent-computing/SCOOP_tutorial.wiki b/documentation/18.11/solutions/concurrent-computing/SCOOP_tutorial.wiki
index 2e6a0464..abdec5de 100644
--- a/documentation/18.11/solutions/concurrent-computing/SCOOP_tutorial.wiki
+++ b/documentation/18.11/solutions/concurrent-computing/SCOOP_tutorial.wiki
@@ -1,7 +1,8 @@
-[[Property:modification_date|Fri, 30 Nov 2018 20:17:44 GMT]]
+[[Property:modification_date|Wed, 19 Dec 2018 16:54:59 GMT]]
 [[Property:publication_date|Mon, 26 Nov 2018 12:09:44 GMT]]
 [[Property:uuid|FF51774B-2EB9-4EDF-8A0C-0F71A96D391F]]
 [[Property:weight|0]]
 [[Property:title|SCOOP_tutorial]]
 [[Property:link_title|SCOOP Tutorial: a small concurrent email system]]
+{{UnderConstruction|Work in progress}}
 The text of this tutorial will be available on 2 December 2018 (sorry for the delay but please come back!).
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