diff --git a/dockerfile b/dockerfile
index f1c4eb5..945c201 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,9 +1,8 @@
 # NEXTCLOUD EN DOCKER
 
-#### Dockerfile - Gancio (modelo) https://git.sindominio.net/estibadores/gancio/src/branch/master/Dockerfile
-
-#### Dockerfile - Nextcloud (oficial) https://github.com/nextcloud/docker/blob/master/Dockerfile-debian.template
+### Seguimos como modelo: Dockerfile - Gancio https://git.sindominio.net/estibadores/gancio/src/branch/master/Dockerfile
 
+### Seguimos como oficial: Dockerfile - Nextcloud https://github.com/nextcloud/docker/blob/master/Dockerfile-debian.template
 
 ## DOCKERFILE
 
@@ -11,17 +10,23 @@ FROM registry.sindominio.net/debian as builder
 
 
 RUN apt-get update && \
-apt-get install -y --no-install-recommends curl gnupg2 ca-certificates rsync bzip2 busybox-static && \
-apt-get clean && \
-rm -rf /var/lib/apt/lists/* 
+    apt-get install -y --no-install-recommends \
+        curl \
+        gnupg2 \
+        ca-certificates \
+        rsync \
+        bzip2 \
+        busybox-static && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* 
 
 
-#entrypoint.sh and cron.sh dependencies (NO SABEMOS SI ES NECESARIO O CÓMO SE HACEN LAS COPIAS DE SEGURIDAD)
+## entrypoint.sh and cron.sh dependencies (NO SABEMOS SI ES NECESARIO O CÓMO SE HACEN LAS COPIAS DE SEGURIDAD)
 
-#install the PHP extensions we need https://docs.nextcloud.com/server/stable/admin_manual/installation/source_installation.html
+## Install the PHP extensions we need https://docs.nextcloud.com/server/stable/admin_manual/installation/source_installation.html
 
-apt-get update && \
-apt-get install -y --no-install-recommends \
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
         libcurl4-openssl-dev \
         libevent-dev \
         libfreetype6-dev \
@@ -39,32 +44,30 @@ apt-get install -y --no-install-recommends \
         libwebp-dev \
         libgmp-dev 
 
+
 ## Faltan líneas del original que no sabemos si son necesarios.
 
 ## Revisar la creación de la carpeta "data" y los permisos a root
 
-mkdir /var/www/data; \
-chown -R www-data:root /var/www; \
-chmod -R g=u /var/www
+RUN mkdir /var/www/data; \
+    chown -R www-data:root /var/www; \
+    chmod -R g=u /var/www
 
 
+## Nextcloud download and verification 
 
-#Nextcloud download and verification 
 
-ENV NEXTCLOUD_VERSION %%VERSION%%
-
-RUN set -ex; \
-    fetchDeps=" \
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
         gnupg \
-        dirmngr \
-    "; \
-    apt-get update; \
-    apt-get install -y --no-install-recommends $fetchDeps; \
-    \
+        dirmngr
+    
     curl -fsSL -o nextcloud.tar.bz2 \
         "https://download.nextcloud.com/server/releases/nextcloud-22.2.0.tar.bz2"; \
+    
     curl -fsSL -o nextcloud.tar.bz2.asc \
         "%%BASE_DOWNLOAD_URL%%/nextcloud-${NEXTCLOUD_VERSION}.tar.bz2.asc"; \
+    
     export GNUPGHOME="$(mktemp -d)"; \
 # gpg key from https://nextcloud.com/nextcloud.asc
     gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \