diff --git a/README.md b/README.md
index 740a213..2012bd8 100644
--- a/README.md
+++ b/README.md
@@ -116,6 +116,11 @@ Default value : *yes*
 If set to yes, nginx will serve files from /www directory within the container.  
 A use case to not serving files is when you setup bunkerized-nginx as a reverse proxy via a custom configuration.
 
+`ROOT_FOLDER`  
+Values : *\<any valid path to web files\>  
+Default value : */www*  
+The default folder where nginx will search for web files. Don't change it unless you want to make your own image (TODO).
+
 `MAX_CLIENT_SIZE`  
 Values : *0* | *Xm*  
 Default value : *10m*  
@@ -385,17 +390,22 @@ Here is a Dockerfile example :
 ```
 FROM bunkerity/bunkerized-nginx
 
-# Copy your web files inside the /www folder
-COPY ./some-files/ /www/
+# Copy your web files to a folder
+COPY ./web-files/ /opt/web-files
 
 # Optional : add your own script to be executed on startup
-COPY ./my-entrypoint.sh /opt/entrypoint.d/
-RUN chmod +x /opt/entrypoint.d/my-entrypoint.sh
+COPY ./my-entrypoint.sh /entrypoint.d/my-entrypoint.sh
+RUN chmod +x /entrypoint.d/my-entrypoint.sh
 
-# Optional : define some environment variables
+# Mandatory variables to make things working
+ENV ROOT_FOLDER /opt/web-files
+ENV PHP_OPEN_BASEDIR /opt/web-files/:/tmp/
+
+# Optional variables
 ENV MAX_CLIENT_SIZE 100m
 ENV PHP_UPLOAD_MAX_FILESIZE 100M
 ENV WRITE_ACCESS yes
+ENV ADDITIONAL_MODULES php7-mysqli php7-json php7-session
 ```
 
 # Include custom configurations
diff --git a/confs/php.ini b/confs/php.ini
index 296e6de..f6ff499 100644
--- a/confs/php.ini
+++ b/confs/php.ini
@@ -747,7 +747,7 @@ include_path = ".:/usr/share/php7"
 ; see documentation for security issues.  The alternate is to use the
 ; cgi.force_redirect configuration below
 ; http://php.net/doc-root
-doc_root = /www/
+doc_root = %ROOT_FOLDER%
 
 ; The directory under which PHP opens the script using /~username used only
 ; if nonempty.
diff --git a/confs/serve-files.conf b/confs/serve-files.conf
index 01d723a..d920e93 100644
--- a/confs/serve-files.conf
+++ b/confs/serve-files.conf
@@ -1,3 +1,3 @@
-root /www;
+root %ROOT_FOLDER%;
 index index.html index.php;
 try_files $uri $uri/ =404;
diff --git a/entrypoint.sh b/entrypoint.sh
index 71c95ea..cf4b363 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -3,7 +3,9 @@
 echo "[*] Starting bunkerized-nginx ..."
 
 # execute custom scripts if it's a customized image
-run-parts /opt/entrypoint.d
+for file in /entrypoint.d/* ; do
+    [ -f "$file" ] && [ -x "$file" ] && "$file"
+done
 
 # trap SIGTERM and SIGINT
 function trap_exit() {
@@ -101,6 +103,7 @@ AUTH_BASIC_LOCATION="${AUTH_BASIC_LOCATION-/}"
 AUTH_BASIC_USER="${AUTH_BASIC_USER-changeme}"
 AUTH_BASIC_PASSWORD="${AUTH_BASIC_PASSWORD-changeme}"
 USE_HTTPS_CUSTOM="${USE_HTTPS_CUSTOM-no}"
+ROOT_FOLDER="${ROOT_FOLDER-/www}"
 
 # install additional modules if needed
 if [ "$ADDITIONAL_MODULES" != "" ] ; then
@@ -149,6 +152,7 @@ if [ "$USE_PHP" = "yes" ] ; then
 	replace_in_file "/etc/php7/php.ini" "%PHP_UPLOAD_MAX_FILESIZE%" "$PHP_UPLOAD_MAX_FILESIZE"
 	replace_in_file "/etc/php7/php.ini" "%PHP_DISABLE_FUNCTIONS%" "$PHP_DISABLE_FUNCTIONS"
 	replace_in_file "/etc/php7/php.ini" "%PHP_POST_MAX_SIZE%" "$PHP_POST_MAX_SIZE"
+	replace_in_file "/etc/php7/php.ini" "%ROOT_FOLDER%" "$ROOT_FOLDER"
 else
 	replace_in_file "/etc/nginx/server.conf" "%USE_PHP%" ""
 fi
@@ -332,6 +336,7 @@ else
 fi
 if [ "$SERVE_FILES" = "yes" ] ; then
         replace_in_file "/etc/nginx/server.conf" "%SERVE_FILES%" "include /etc/nginx/serve-files.conf;"
+        replace_in_file "/etc/nginx/serve-files.conf" "%ROOT_FOLDER%" "$ROOT_FOLDER"
 else
         replace_in_file "/etc/nginx/server.conf" "%SERVE_FILES%" ""
 fi