diff --git a/issue-or-renew-certs-for-dsm.sh b/issue-or-renew-certs-for-dsm.sh
index 97728f0..b2ba643 100644
--- a/issue-or-renew-certs-for-dsm.sh
+++ b/issue-or-renew-certs-for-dsm.sh
@@ -6,10 +6,12 @@ ACMESH_LOCAL_PATH="$SCRIPT_PATH/acme.sh"
 JOUR="$(date +%Y-%m-%d_%H%M)"
 LOGFILENAME="logs/$JOUR.log"
 
+DOCKER_IMAGE="neilpang/acme.sh:3.1.0"
+
 if [ "$1" = "--help" ]
 then 
-  docker run --rm -it neilpang/acme.sh --help
-  docker rmi -f neilpang/acme.sh
+  docker run --rm -it neilpang/acme.sh:3.1.0 --help
+#  docker rmi -f $DOCKER_IMAGE
   exit 0
 fi
 
@@ -58,7 +60,7 @@ do
     -v "$ACMESH_CONTAINER_DATA_PATH":/acme.sh \
     -v "$SCRIPT_PATH/logs:/logs" \
 	-e $INFOMANIAK_API_TOKEN \
-    neilpang/acme.sh $ISSUE_OR_RENEW -d $DOMAIN -d $SUBJECT_ALTERNATIVE_NAME --server zerossl --eab-kid $EAB_KID --eab-hmac-key $EAB_HMAC_KEY --dns dns_infomaniak --log "/$LOGFILENAME"
+    $DOCKER_IMAGE $ISSUE_OR_RENEW -d $DOMAIN -d $SUBJECT_ALTERNATIVE_NAME --server zerossl --eab-kid $EAB_KID --eab-hmac-key $EAB_HMAC_KEY --dns dns_infomaniak --log "/$LOGFILENAME"
   
   echo "#######  Déploiement du certificat $DOMAIN sur DSM  #######" | tee -a $SCRIPT_PATH/$LOGFILENAME
 
@@ -86,6 +88,6 @@ rm -rf $ACMESH_LOCAL_PATH
 echo "
 ####### Suppression de l'image docker... #######
 "
-docker rmi -f neilpang/acme.sh
+#docker rmi -f $DOCKER_IMAGE
 
 exit 0