diff --git a/conf/cache.conf b/conf/cache.conf
index c64c9ba..07861f0 100644
--- a/conf/cache.conf
+++ b/conf/cache.conf
@@ -1,2 +1,2 @@
-proxy_cache_path /tmp/{APP}-media-cache levels=1:2 keys_zone={APP}_media_cache:10m max_size=__SIZE__
+proxy_cache_path /tmp/__APP__-media-cache levels=1:2 keys_zone=__APP___media_cache:10m max_size=__SIZE__
                  inactive=720m use_temp_path=off;
diff --git a/scripts/install b/scripts/install
index 359cc66..a4a8baa 100755
--- a/scripts/install
+++ b/scripts/install
@@ -126,12 +126,9 @@ ynh_add_nginx_config
 
 if [ $cache -eq 1 ]
 then
-	cp -rf "../conf/cache.conf" "/etc/nginx/conf.d/$app-cache.conf"
-	ynh_replace_string --match_string="{APP}" --replace_string="$app" --target_file="/etc/nginx/conf.d/$app-cache.conf"
-	ynh_replace_string --match_string="__SIZE__" --replace_string="$size" --target_file="/etc/nginx/conf.d/$app-cache.conf"
-	ynh_store_file_checksum --file="/etc/nginx/conf.d/$app-cache.conf"
-    
-	ynh_replace_string --match_string="{APP}" --replace_string="$app" --target_file="../conf/media.conf"
+	ynh_add_config --template="../conf/cache.conf" --destination="/etc/nginx/conf.d/$app-cache.conf"
+
+	ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="../conf/media.conf"
 	ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="../conf/media.conf"
 	cat ../conf/media.conf >> /etc/nginx/conf.d/$domain.d/$app.conf
 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$domain.d/$app.conf"
@@ -222,7 +219,6 @@ cat "../conf/ldap.exs" >> "$config"
 ynh_replace_string --match_string="config :pleroma, configurable_from_database: false" --replace_string="config :pleroma, configurable_from_database: true" --target_file="$config"
 
 pushd $final_path/$app
-
 	su "$app" -s $SHELL -lc "$final_path/$app/bin/pleroma_ctl migrate"
 
 	ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="Started $app"
diff --git a/scripts/upgrade b/scripts/upgrade
index 3c85950..1aec2e1 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -194,11 +194,9 @@ ynh_add_nginx_config
 ynh_secure_remove --file="/etc/nginx/conf.d/$app-cache.conf"
 if [ $cache -eq 1 ]
 then
-	cp -rf "../conf/cache.conf" "/etc/nginx/conf.d/$app-cache.conf"
-	ynh_replace_string --match_string="{APP}" --replace_string="$app" --target_file="/etc/nginx/conf.d/$app-cache.conf"
-	ynh_replace_string --match_string="__SIZE__" --replace_string="$size" --target_file="/etc/nginx/conf.d/$app-cache.conf"
-	ynh_store_file_checksum --file="/etc/nginx/conf.d/$app-cache.conf"
-	ynh_replace_string --match_string="{APP}" --replace_string="$app" --target_file="../conf/media.conf"
+	ynh_add_config --template="../conf/cache.conf" --destination="/etc/nginx/conf.d/$app-cache.conf"
+
+	ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="../conf/media.conf"
 	ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="../conf/media.conf"
 	cat ../conf/media.conf >> /etc/nginx/conf.d/$domain.d/$app.conf
 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$domain.d/$app.conf"