diff --git a/pica-wekan/policy.sh b/pica-wekan/policy.sh
index e7b853806bd388bf80b79c25fab189aa18ad9b53..bf7405e4f3938d1f59682bc1399159b5cc9467fc 100755
--- a/pica-wekan/policy.sh
+++ b/pica-wekan/policy.sh
@@ -2,17 +2,21 @@
 
 . ids.sh # contient $username et $password pour authentification
 
+# Paramètres
+boardExpirationDurationMonth=12
+deadlineTimeStamp=$(date -d "-"$boardExpirationDurationMonth"months" +%s)
+
 queryPica=$(curl -s https://wekan.test.picasoft.net/users/login -d 'username='"$username"'&password='"$password"'')
 
 token=$(echo $queryPica | jq -r .token)
-expirationDate=$(echo $queryPica | jq -r .tokenExpires)
+tokenExpirationDate=$(echo $queryPica | jq -r .tokenExpires)
 
 # récupération des ids de tous les boards publics
 idBoards=$(curl -s -X GET https://wekan.test.picasoft.net/api/boards \
   -H 'Accept: application/json' \
   -H 'Authorization: Bearer '"$token"'' | jq -r '.[]._id')
 
-# affiche la dernière date de modification de tous les boards publics
+# affiche les boards publics qui n'ont pas été modifié depuis
 for idBoard in $idBoards
 do
   board=$(curl -s -X GET https://wekan.test.picasoft.net/api/boards/$idBoard \
@@ -20,11 +24,15 @@ do
   -H 'Authorization: Bearer '"$token"'')
 
   lastModificationDate=$(echo $board | jq -r '.modifiedAt')
-  creationDate=$(echo $board | jq -r '.createdAt')
+
   if [ $lastModificationDate = null ]
   then
-    echo "Board" $idBoard ":" $creationDate
-  else
-    echo "Board" $idBoard ":" $lastModificationDate
+    lastModificationDate=$(echo $board | jq -r '.createdAt')
+  fi
+
+  if [ $(($deadlineTimeStamp-$(date -d $lastModificationDate +%s))) -gt 0 ]
+  then
+    echo "deadline plus récente que date de modif : board "$idBoard" à supprimer"
+    # board à supprimer
   fi
 done