diff --git a/Dockerfile b/Dockerfile
index 75e5bca..a9800fc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -79,7 +79,12 @@ RUN echo "$REPO_URL" | tee /etc/apt/sources.list.d/ds.list && \
     service supervisor stop && \
     chmod 755 /app/ds/*.sh && \
     rm -rf /var/log/$COMPANY_NAME && \
-    rm -rf /var/lib/apt/lists/*
+    rm -rf /var/lib/apt/lists/* && \
+    wget -P /etc/onlyoffice/documentserver/nginx/includes https://getfile.dokpub.com/yandex/get/https://yadi.sk/d/anW3tcih7mPn1A && \
+    mv /etc/onlyoffice/documentserver/nginx/includes/anW3tcih7mPn1A /etc/onlyoffice/documentserver/nginx/includes/ds-letsencrypt.conf && \
+    wget -P /usr/bin https://getfile.dokpub.com/yandex/get/https://yadi.sk/d/JH2TcX4GYZ36bQ && \
+    mv /usr/bin/JH2TcX4GYZ36bQ /usr/bin/documentserver-letsencrypt.sh && \
+    chmod 777 /usr/bin/documentserver-letsencrypt.sh
 
 VOLUME /var/log/$COMPANY_NAME /var/lib/$COMPANY_NAME /var/www/$COMPANY_NAME/Data /var/lib/postgresql /var/lib/rabbitmq /var/lib/redis /usr/share/fonts/truetype/custom
 
diff --git a/README.md b/README.md
index eedd914..54e7de5 100644
--- a/README.md
+++ b/README.md
@@ -185,7 +185,7 @@ Below is the complete list of parameters that can be set using environment varia
 - **METRICS_HOST**: Defines StatsD listening host. Defaults to `localhost`.
 - **METRICS_PORT**: Defines StatsD listening port. Defaults to `8125`.
 - **METRICS_PREFIX**: Defines StatsD metrics prefix for backend services. Defaults to `ds.`.
-- **LETS_ENCRYPT_DOMAINS**: Defines LETS_ENCRYPT_DOMAINS.
+- **LETS_ENCRYPT_DOMAIN**: Defines LETS_ENCRYPT_DOMAIN.
 - **LETS_ENCRYPT_MAIL**: Defines LETS_ENCRYPT_MAIL.
 
 ## Installing ONLYOFFICE Document Server integrated with Community and Mail Servers
diff --git a/run-document-server.sh b/run-document-server.sh
index dae1f7e..9cedc1c 100755
--- a/run-document-server.sh
+++ b/run-document-server.sh
@@ -49,7 +49,7 @@ JWT_SECRET=${JWT_SECRET:-secret}
 JWT_HEADER=${JWT_HEADER:-Authorization}
 JWT_IN_BODY=${JWT_IN_BODY:-false}
 
-LETS_ENCRYPT_DOMAINS=${LETS_ENCRYPT_DOMAINS:-none}
+LETS_ENCRYPT_DOMAIN=${LETS_ENCRYPT_DOMAIN:-none}
 LETS_ENCRYPT_MAIL=${LETS_ENCRYPT_MAIL:-none}
 
 if [[ ${PRODUCT_NAME} == "documentserver" ]]; then
@@ -445,32 +445,32 @@ letsencrypt(){
   LETSENCRYPT_ROOT_DIR="/etc/letsencrypt/live";
   ROOT_DIR="/var/www/onlyoffice/Data/certs";
 
-  _domains="";
+  #_domains="";
 
-  IFS=' ' read -ra args <<< "$LETS_ENCRYPT_DOMAINS"
+  #IFS=' ' read -ra args <<< "$LETS_ENCRYPT_DOMAIN"
 
-  for i in "${args[@]}"
-  do
-    _domains="$_domains -d $i"
-  done
+  #for i in "${args[@]}"
+  #do
+  #  _domains="$_domains -d $i"
+  #done
 
   DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
   mkdir -p ${ROOT_DIR}
 
-  echo certbot certonly --expand --webroot -w ${ROOT_DIR} --noninteractive --agree-tos --email $LETS_ENCRYPT_MAIL $_domains > /var/log/le-start.log
+  echo certbot certonly --expand --webroot -w ${ROOT_DIR} --noninteractive --agree-tos --email $LETS_ENCRYPT_MAIL -d $LETS_ENCRYPT_DOMAIN > /var/log/le-start.log
 
-  #certbot certonly --expand --webroot -w ${ROOT_DIR} --noninteractive --agree-tos --email $LETS_ENCRYPT_MAIL $_domains > /var/log/le-new.log
+  certbot certonly --expand --webroot -w ${ROOT_DIR} --noninteractive --agree-tos --email $LETS_ENCRYPT_MAIL -d $LETS_ENCRYPT_DOMAIN > /var/log/le-new.log
 
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/fullchain.pem ${ROOT_DIR}/onlyoffice.crt
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/privkey.pem ${ROOT_DIR}/onlyoffice.key
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/chain.pem ${ROOT_DIR}/stapling.trusted.crt
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/fullchain.pem ${ROOT_DIR}/onlyoffice.crt
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/privkey.pem ${ROOT_DIR}/onlyoffice.key
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/chain.pem ${ROOT_DIR}/stapling.trusted.crt
 
   cat > ${DIR}/letsencrypt_cron.sh <<END
   certbot renew >> /var/log/le-renew.log
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/fullchain.pem ${ROOT_DIR}/onlyoffice.crt
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/privkey.pem ${ROOT_DIR}/onlyoffice.key
-  cp ${LETSENCRYPT_ROOT_DIR}/${args[0]}/chain.pem ${ROOT_DIR}/stapling.trusted.crt
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/fullchain.pem ${ROOT_DIR}/onlyoffice.crt
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/privkey.pem ${ROOT_DIR}/onlyoffice.key
+  cp ${LETSENCRYPT_ROOT_DIR}/${LETS_ENCRYPT_DOMAIN}/chain.pem ${ROOT_DIR}/stapling.trusted.crt
   service nginx reload
 END
 
@@ -578,7 +578,7 @@ if [ ${PG_NEW_CLUSTER} = "true" ]; then
   create_postgresql_tbl
 fi
 
-modify_conf_templates
+#modify_conf_templates
 
 if [ ${ONLYOFFICE_DATA_CONTAINER} != "true" ]; then
   waiting_for_db
@@ -601,9 +601,10 @@ fi
 # it run in all cases.
 service nginx start
 
-if [ ${LETS_ENCRYPT_DOMAINS} != "none" -a ${LETS_ENCRYPT_MAIL} != "none" ]; then
+if [ ${LETS_ENCRYPT_DOMAIN} != "none" -a ${LETS_ENCRYPT_MAIL} != "none" ]; then
   if [ ! -f "${SSL_CERTIFICATE_PATH}" -a ! -f "${SSL_KEY_PATH}" ]; then
-    letsencrypt
+    #letsencrypt
+    documentserver-letsencrypt.sh ${LETS_ENCRYPT_MAIL} ${LETS_ENCRYPT_DOMAIN}
     update_nginx_settings
     service nginx restart
   fi