diff --git a/conf/nginx.conf b/conf/nginx.conf
index bf97a0d..53cc3d9 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -19,6 +19,7 @@ location ^~ YNH_WWW_PATH {
         fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
         fastcgi_param HTTP_PROXY ""; # Fix for https://httpoxy.org/ vulnerability
         fastcgi_index index.php;
+        fastcgi_read_timeout 600;
     }
     
     location ~* \.html$ {
diff --git a/conf/nginx_root.conf b/conf/nginx_root.conf
new file mode 100644
index 0000000..15ab619
--- /dev/null
+++ b/conf/nginx_root.conf
@@ -0,0 +1,60 @@
+root /var/www/YNH_WWW_APP;
+location ^~ / {
+    try_files $uri $uri/ /index.php?$query_string;
+    index /index.php;
+
+    location / { try_files $uri $uri/ /index.php?$query_string; }    
+    location /api { try_files $uri $uri/ /api.php?$query_string; }
+    location /admin { try_files $uri $uri/ /admin.php?$query_string; }
+
+    location /flarum {
+        deny all;
+        return 404;
+    }
+
+    location ~* \.php$ {
+        fastcgi_split_path_info ^(.+.php)(/.+)$;
+        fastcgi_pass unix:/var/run/php5-fpm-YNH_WWW_APP.sock;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param HTTP_PROXY ""; # Fix for https://httpoxy.org/ vulnerability
+        fastcgi_index index.php;
+        fastcgi_read_timeout 600;
+    }
+    
+    location ~* \.html$ {
+        expires -1;
+    }
+
+    location ~* \.(css|js|gif|jpe?g|png)$ {
+        expires 1M;
+        add_header Pragma public;
+        add_header Cache-Control "public, must-revalidate, proxy-revalidate";
+    }
+
+    gzip on;
+    gzip_http_version 1.1;
+    gzip_vary on;
+    gzip_comp_level 6;
+    gzip_proxied any;
+    gzip_types application/atom+xml
+               application/javascript
+               application/json
+               application/vnd.ms-fontobject
+               application/x-font-ttf
+               application/x-web-app-manifest+json
+               application/xhtml+xml
+               application/xml
+               font/opentype
+               image/svg+xml
+               image/x-icon
+               text/css
+               text/plain
+               text/xml;
+    gzip_buffers 16 8k;
+    gzip_disable "MSIE [1-6]\.(?!.*SV1)";
+
+
+  # Include SSOWAT user panel.
+  include conf.d/yunohost_panel.conf.inc;
+}
diff --git a/conf/php-fpm.conf b/conf/php-fpm.conf
index 2061166..7865008 100644
--- a/conf/php-fpm.conf
+++ b/conf/php-fpm.conf
@@ -159,7 +159,7 @@ ping.path = /ping
 ; does not stop script execution for some reason. A value of '0' means 'off'.
 ; Available units: s(econds)(default), m(inutes), h(ours), or d(ays)
 ; Default Value: 0
-request_terminate_timeout = 120s
+request_terminate_timeout = 600s
 
 ; The timeout for serving a single request after which a PHP backtrace will be
 ; dumped to the 'slowlog' file. A value of '0s' means 'off'.
@@ -244,8 +244,8 @@ catch_workers_output = yes
 ;php_value[mail.add_x_header] = Off
 
 # Other common parameters
-;php_value[max_execution_time] = 600
-;php_value[max_input_time] = 300
+php_value[max_execution_time] = 600
+php_value[max_input_time] = 600
 ;php_value[memory_limit] = 256M
 ;php_value[short_open_tag] = On
 
diff --git a/scripts/install b/scripts/install
index 5cf6872..a014b05 100644
--- a/scripts/install
+++ b/scripts/install
@@ -33,65 +33,70 @@ ynh_app_setting_set "$app" is_public "$is_public"
 sudo yunohost app checkurl "${domain}${path}" -a "$app" \
     || ynh_die "Path not available: ${domain}${path}"
 
+tmp=/tmp/flaruminstall
+sudo rm -rf $tmp
+sudo mkdir -p $tmp
+sudo chown -R www-data:www-data $tmp
+sudo chmod -R 755 $tmp
 
 ### composer ###
-# Install or update composer (https://getcomposer.org)
-composerinstall=/tmp/composer-install
-if [ -d "$composerinstall" ]; then
-  sudo rm -rf $composerinstall
+if ! type "composer" > /dev/null; then
+  # Install composer (https://getcomposer.org)
+  EXPECTED_SIGNATURE=$(wget https://composer.github.io/installer.sig -O - -q)
+  sudo su - www-data -s /bin/bash -c "php -r \"copy('https://getcomposer.org/installer', '$tmp/composer-setup.php');\""
+  ACTUAL_SIGNATURE=$(php -r "echo hash_file('SHA384', '$tmp/composer-setup.php');")
+  if [ "$EXPECTED_SIGNATURE" = "$ACTUAL_SIGNATURE" ]
+  then
+      sudo mkdir /var/www/.composer
+      sudo chown -R www-data:www-data /var/www/.composer
+      sudo chmod -R 755 /var/www/.composer
+      sudo su - www-data -s /bin/bash -c "php $tmp/composer-setup.php --install-dir=$tmp --filename=composer"
+      sudo mv $tmp/composer /usr/local/bin
+      sudo chown root:root /usr/local/bin/composer
+      RESULT=$?
+  else
+      >&2 echo 'ERROR: Invalid installer signature'
+      RESULT=1
+  fi
+  if [ $RESULT != 0 ]
+  then
+    sudo rm -rf $final_path
+    exit $RESULT
+  fi
 fi
-sudo mkdir $composerinstall
-EXPECTED_SIGNATURE=$(wget https://composer.github.io/installer.sig -O - -q)
-sudo php -r "copy('https://getcomposer.org/installer', '$composerinstall/composer-setup.php');"
-ACTUAL_SIGNATURE=$(php -r "echo hash_file('SHA384', '$composerinstall/composer-setup.php');")
-if [ "$EXPECTED_SIGNATURE" = "$ACTUAL_SIGNATURE" ]
-then
-    sudo php "$composerinstall/composer-setup.php" --install-dir=/usr/local/bin
-    RESULT=$?
-    sudo rm "$composerinstall/composer-setup.php"
-else
-    >&2 echo 'ERROR: Invalid installer signature'
-    sudo rm "$composerinstall/composer-setup.php"
-    exit 1
-fi
-if [ $RESULT != 0 ]
-then
-	exit $RESULT
-fi
-sudo rm -rf $composerinstall
-
+  sudo mkdir -p /var/www/.composer
+  sudo chown -R www-data:www-data /var/www/.composer
+  sudo chmod -R 755 /var/www/.composer
 ### composer end ###
 
-sudo mkdir -p $final_path
-sudo chown -R www-data:www-data $final_path
-
 ### Install flarum
-sudo su - www-data -s /bin/bash -c "composer.phar create-project flarum/flarum "$final_path" --stability=beta"
+cwd=$(pwd)
+sudo su - www-data -s /bin/bash -c "mkdir -p $tmp/$app && cd $tmp/$app && php -d memory_limit=-1 /usr/local/bin/composer create-project flarum/flarum . --stability=beta"
+sudo mkdir $final_path
+sudo mv $tmp/$app $final_path/..
+sudo chown -R www-data:www-data $final_path
+cd $cwd
+sudo rm -rf $tmp
 
-### MySQL (can be removed if not used) ###
-# If your app use a MySQL database you can use these lines to bootstrap
-# a database, an associated user and save the password in app settings.
-#
-# # Generate MySQL password and create database
+### MySQL ###
 dbuser=$app
 dbname=$app
 dbpass=$(ynh_string_random 15)
 ynh_app_setting_set "$app" mysqlpwd "$dbpass"
 ynh_mysql_create_db "$dbname" "$dbuser" "$dbpass"
 
-# Install
-
-# Modify Nginx configuration file and copy it to Nginx conf directory
+### Nginx ###
+if [ $path = "/" ]; then
+nginx_conf=../conf/nginx_root.conf
+else
 nginx_conf=../conf/nginx.conf
+fi
 sed -i "s@YNH_WWW_PATH@$path@g" $nginx_conf
 sed -i "s@YNH_WWW_ALIAS@$app/@g" $nginx_conf
-# If a dedicated php-fpm process is used:
-# Don't forget to modify ../conf/nginx.conf accordingly or your app will not work!
 sed -i "s@YNH_WWW_APP@$app@g" $nginx_conf
 sudo cp $nginx_conf /etc/nginx/conf.d/$domain.d/$app.conf
 
 ### PHP ###
-# Modify PHP-FPM pool configuration and copy it to the pool directory
 sed -i "s@YNH_WWW_APP@$app@g" ../conf/php-fpm.conf
 sed -i "s@YNH_WWW_ALIAS@$app/@g" ../conf/php-fpm.conf
 finalphpconf=/etc/php5/fpm/pool.d/$app.conf
@@ -99,7 +104,6 @@ sudo cp ../conf/php-fpm.conf $finalphpconf
 sudo chown root: $finalphpconf
 sudo chmod 644 $finalphpconf
 sudo service php5-fpm reload
-### PHP end ###
 
 # If app is public, add url to SSOWat conf as skipped_uris
 if [[ $is_public -eq 1 ]]; then
@@ -109,5 +113,7 @@ fi
 
 # Reload services
 sudo service nginx reload
+
+# Tell user the MySQL credentials for post-installation
 echo "MySQL database user is " $dbuser
 echo "MySQL database password is " $dbpass
diff --git a/scripts/remove b/scripts/remove
index b085f87..e073f51 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -10,6 +10,7 @@ source /usr/share/yunohost/helpers
 domain=$(ynh_app_setting_get "$app" domain)
 
 # Remove sources
+sudo rm -rf /tmp/composerinstall
 sudo rm -rf /var/www/$app
 
 # Remove nginx configuration file