diff --git a/until-event b/until-event
index 09264f7..4d0bbff 100755
--- a/until-event
+++ b/until-event
@@ -12,7 +12,7 @@ arrival="2017-01-24"; event="Algolabs exam"
 arrival="2017-01-30"; event="Algolabs exam 2"
 arrival="2017-02-07"; event="syssec"
 arrival="2017-08-21"; event="cil"
-# arrival="2017-09-25"; event="euler-reinstallation"
+arrival="2017-09-25"; event="euler-reinstallation"
 
 export arrival event