diff --git a/conf/nim_x86-64.src b/conf/amd64.src
similarity index 100%
rename from conf/nim_x86-64.src
rename to conf/amd64.src
diff --git a/conf/nim_i386.src b/conf/i386.src
similarity index 100%
rename from conf/nim_i386.src
rename to conf/i386.src
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 6d81029..ee3b1be 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -2,11 +2,6 @@ location / {
   # Path to source
   alias __FINALPATH__/public/ ;
 
-  # Force usage of https
-  if ($scheme = http) {
-    rewrite ^ https://$server_name$request_uri? permanent;
-  }
-
   try_files $uri @proxy_to_app;
 }
 
diff --git a/manifest.json b/manifest.json
index 88a09f5..04aff5a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -25,7 +25,7 @@
         "install" : [
             {
                 "name": "domain",
-                "type": "domain",
+                "type": "domain"
             },
             {
                 "name": "is_public",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 9686c57..3b36634 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -5,7 +5,7 @@
 #=================================================
 
 # dependencies used by the app
-pkg_dependencies="acl nim redis-server libsass-dev"
+pkg_dependencies="acl nim libsass-dev"
 
 #=================================================
 # PERSONAL HELPERS
@@ -33,30 +33,6 @@ function set_permissions {
 # EXPERIMENTAL HELPERS
 #=================================================
 
-# Check the architecture
-#
-# example: architecture=$(ynh_detect_arch)
-#
-# usage: ynh_detect_arch
-#
-# Requires YunoHost version 2.2.4 or higher.
-
-ynh_detect_arch(){
-	local architecture
-	if [ -n "$(uname -m | grep arm64)" ] || [ -n "$(uname -m | grep aarch64)" ]; then
-		architecture="arm64"
-	elif [ -n "$(uname -m | grep 64)" ]; then
-		architecture="x86-64"
-	elif [ -n "$(uname -m | grep 86)" ]; then
-		architecture="i386"
-	elif [ -n "$(uname -m | grep arm)" ]; then
-		architecture="arm"
-	else
-		architecture="unknown"
-	fi
-	echo $architecture
-}
-
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
diff --git a/scripts/install b/scripts/install
index cfdc825..39324c2 100755
--- a/scripts/install
+++ b/scripts/install
@@ -13,10 +13,6 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
-	### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
@@ -31,6 +27,7 @@ title=$YNH_APP_ARG_TITLE
 theme=$YNH_APP_ARG_THEME
 replace_youtube=$YNH_APP_ARG_REPLACE_YOUTUBE
 replace_instagram=$YNH_APP_ARG_REPLACE_INSTAGRAM
+architecture=$YNH_ARCH
 if [ $YNH_APP_ARG_PROXY_VIDEOS -eq 1 ]; then
 	proxy_videos="true"
 else
@@ -55,8 +52,6 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 ynh_script_progression --message="Validating installation parameters..." --weight=1
 
-arch=$(ynh_detect_arch)
-
 final_path=/opt/yunohost/$app
 test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
 
@@ -79,7 +74,6 @@ ynh_app_setting_set --app=$app --key=hls_playback --value=$hls_playback
 ynh_app_setting_set --app=$app --key=infinite_scroll --value=$infinite_scroll
 ynh_app_setting_set --app=$app --key=hmac_key --value=$hmac_key
 
-
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
@@ -105,9 +99,7 @@ ynh_script_progression --message="Setting up source files..." --weight=1
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$final_path"
-
-ynh_setup_source --source_id="nim_$arch" --dest_dir="$final_path/nim-installation" || ynh_die --message="Your server's architecture is not supported"
+ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 
 #=================================================
 # NGINX CONFIGURATION
@@ -179,8 +171,6 @@ ynh_script_progression --message="Configuring permissions..." --weight=1
 # Make app public if necessary
 if [ $is_public -eq 1 ]
 then
-	# Everyone can access the app.
-	# The "main" permission is automatically created before the install script.
 	ynh_permission_update --permission="main" --add="visitors"
 fi
 
diff --git a/scripts/remove b/scripts/remove
index 667f14a..9a9c83e 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -65,15 +65,6 @@ ynh_script_progression --message="Removing NGINX web server configuration..." --
 # Remove the dedicated NGINX config
 ynh_remove_nginx_config
 
-#=================================================
-# CLOSE A PORT
-#=================================================
-if yunohost firewall list | grep -q "\- $port$"
-then
-	ynh_script_progression --message="Closing port $port..." --weight=1
-	ynh_exec_warn_less yunohost firewall disallow TCP $port
-fi
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index ee2bfa5..71d2e88 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -14,9 +14,6 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
-	true
-}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
@@ -36,10 +33,7 @@ final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 #=================================================
 ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
-ynh_webpath_available --domain=$domain --path_url=$path_url \
-	|| ynh_die --message="Path not available: ${domain}${path_url}"
-test ! -d $final_path \
-	|| ynh_die --message="There is already a directory: $final_path "
+test ! -d $final_path || ynh_die --message="There is already a directory: $final_path "
 
 #=================================================
 # STANDARD RESTORATION STEPS
diff --git a/scripts/upgrade b/scripts/upgrade
index 22275db..c49f52e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -29,6 +29,7 @@ proxy_videos=$(ynh_app_setting_get --app=$app --key=proxy_videos)
 hls_playback=$(ynh_app_setting_get --app=$app --key=hls_playback)
 infinite_scroll=$(ynh_app_setting_get --app=$app --key=infinite_scroll)
 hmac_key=$(ynh_app_setting_get --app=$app --key=hmac_key)
+architecture=$YNH_ARCH
 
 #=================================================
 # CHECK VERSION
@@ -67,13 +68,10 @@ if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 	ynh_script_progression --message="Upgrading source files..." --weight=1
 
-	arch=$(ynh_detect_arch)
-
 	# Download, check integrity, uncompress and patch the source from app.src
 	mv "$final_path/nitter.conf" "$final_path/nitter.conf.bak"
-	ynh_setup_source --dest_dir="$final_path"
+	ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 	mv "$final_path/nitter.conf.bak" "$final_path/nitter.conf"
-	ynh_setup_source --source_id="nim_$arch" --dest_dir="$final_path/nim-installation" || ynh_die --message="Your server's architecture is not supported"
 fi
 
 #=================================================