diff -r 139bf74b9374 -r e3b168fa7513 build/post_upgrade.sh
--- a/build/post_upgrade.sh	Tue Oct 18 18:45:30 2016 +0530
+++ b/build/post_upgrade.sh	Tue Oct 18 18:46:45 2016 +0530
@@ -1,7 +1,9 @@
 #!/usr/bin/env sh
 
-echo "Clear drupal cache"
 if [ -x /usr/local/bin/drush ]; then
+    echo "Reactivate corpus module"
+    /usr/local/bin/drush -r /var/www/corpusdelaparole/drupal pm-enable -y corpus
+    echo "Clear drupal cache"
     /usr/local/bin/drush -r /var/www/corpusdelaparole/drupal cc all
 fi