diff --git a/.idea/cac-proxy_ynh.iml b/.idea/cac-proxy_ynh.iml
new file mode 100644
index 0000000..bdf896d
--- /dev/null
+++ b/.idea/cac-proxy_ynh.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
diff --git a/check_process b/check_process
index cf53ac3..ad71062 100644
--- a/check_process
+++ b/check_process
@@ -14,7 +14,7 @@
 		setup_private=0
 		setup_public=1
 		upgrade=1
-		upgrade=0	from_commit=CommitHash
+		upgrade=1	from_commit=b446048d123428f5260c5757245e8ed5ad454fb0
 		backup_restore=1
 		multi_instance=0
 		port_already_use=0
diff --git a/manifest.json b/manifest.json
index f032941..10a08fb 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "An advanced https proxy allowing you to call other websites from your own web application.",
         "fr": "Un proxy https avancé vous permettant d'appeler d'autres sites depuis votre propre application web."
     },
-    "version": "1.0~ynh1",
+    "version": "1.0~ynh2",
     "url": "https://github.com/gcollin/cookie-aware-cors-proxy",
     "upstream": {
         "license": "MIT",
diff --git a/scripts/install b/scripts/install
index b516307..dc76966 100755
--- a/scripts/install
+++ b/scripts/install
@@ -122,7 +122,7 @@ ynh_use_nodejs
 ynh_script_progression --message="Configuring system user..." --weight=1
 
 # Create a system user
-ynh_system_user_create --username=$app --home_dir="$final_path"
+ynh_system_user_create --username=$app --use_shell --home_dir="$final_path" --groups="ssh.app"
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
diff --git a/scripts/upgrade b/scripts/upgrade
index c096160..21742ea 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -83,8 +83,16 @@ ynh_use_nodejs
 #=================================================
 ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
 
-# Create a dedicated user (if not existing)
-ynh_system_user_create --username=$app --home_dir="$final_path"
+  #Recreate the user to enable shell if needed
+user_shell=$(grep "^$app:" /etc/passwd | cut -d: -f7)
+if [ "$user_shell" == "/usr/sbin/nologin" ]; then
+  chsh --shell /bin/sh $app
+fi
+  # Ensure the use can connect through ssh
+user_groups=$(groups "$app")
+if [[ "$user_groups" != *"ssh.app"* ]]; then
+  ynh_system_user_create --username=$app --groups="ssh.app"
+fi
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE