diff --git a/README.md b/README.md
index 07a2560383715376b516c68002f63215ca3d1ef3..c3386aed16a65d76378920b3cdf2924a4e526565 100644
--- a/README.md
+++ b/README.md
@@ -37,9 +37,11 @@ After deployment, each resource can be accessed though HTTPS depending on their
 - https://code-1.rust-1.daag.alpha.grandlyon.com/
 - https://rust-1.daag.alpha.grandlyon.com/
 
-**User :**
-- Username: abc
-- Password: <Gitlab Stored>
+### Credentials
+
+**Desktop username : abc**
+**Atrium username : admin**
+**Password : <Gitlab Stored>**
 
 ## How to add new resources
 
diff --git a/instance-scripts/scripts/atrium.sh b/instance-scripts/scripts/atrium.sh
index 7ce62cf93f375429296958cb9fb833a6d4f99f26..56e4de011ad6621b2fab43beedc26d45ad4f36e5 100644
--- a/instance-scripts/scripts/atrium.sh
+++ b/instance-scripts/scripts/atrium.sh
@@ -4,7 +4,12 @@
 # Install Atrium
 #
 
-export USER_PASSWORD_HASH=$(echo "$(scw-userdata user_password)" | argon2 "$(echo $RANDOM | md5sum | head -c 12)" -i -l 32 -e)
+#
+# Example : Generate user_password Argon2 encoded hash for Atrium
+# echo $(scw-userdata user_password) | argon2 $(echo $RANDOM | md5sum | head -c 12) -id -l 32 -e
+#
+
+export USER_PASSWORD_HASH=$(echo "$(scw-userdata user_password)" | argon2 "$(echo $RANDOM | md5sum | head -c 12)" -id -l 32 -e)
 
 mkdir -p /root/atrium/data && mkdir -p /root/atrium/letsencrypt_cache
 curl https://forge.grandlyon.com/systemes-dinformation/alpha/projects/labo-rust/-/raw/develop/instance-scripts/config-files/atrium.yaml -o root/atrium/atrium.yaml
@@ -28,8 +33,4 @@ docker run -d --name atrium \
        -v /root/atrium/letsencrypt_cache:/app/letsencrypt_cache \
        -v /root/atrium/data:/app/data nicolaspernoud/atrium:latest
 
-#
-# Example : Generate user_password Argon2 encoded hash for Atrium
-#
 
-# echo $(scw-userdata user_password) | argon2 $(echo $RANDOM | md5sum | head -c 12) -i -l 32 -e