diff --git a/openvidu-server/docker/openvidu-docker-compose/install_openvidu.sh b/openvidu-server/docker/openvidu-docker-compose/install_openvidu.sh
index c6caaba8..f25e1ace 100755
--- a/openvidu-server/docker/openvidu-docker-compose/install_openvidu.sh
+++ b/openvidu-server/docker/openvidu-docker-compose/install_openvidu.sh
@@ -115,13 +115,54 @@ upgrade_ov() {
      printf '\n'
 
      ROLL_BACK_FOLDER="${OPENVIDU_PREVIOUS_FOLDER}/.old-${OPENVIDU_PREVIOUS_VERSION}"
+     TMP_FOLDER="${OPENVIDU_PREVIOUS_FOLDER}/tmp"
+     USE_OV_CALL=$(grep -E '^        image: openvidu/openvidu-call:2.12.0$' "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.override.yml" | tr -d '[:space:]')
+
      printf "\n     Creating roll back folder '%s'..." ".old-${OPENVIDU_PREVIOUS_VERSION}"
      mkdir "${ROLL_BACK_FOLDER}" || fatal_error "Error while creating the folder '.old-${OPENVIDU_PREVIOUS_VERSION}'"
 
-     # Move old files to roll back folder
-     USE_OV_CALL=$(grep -E '^        image: openvidu/openvidu-call:2.12.0$' "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.override.yml" | tr -d '[:space:]')
+     printf "\n     Creating temporal folder 'tmp'..."
+     mkdir "${TMP_FOLDER}" || fatal_error "Error while creating the folder 'temporal'"
 
-     printf '\n     => Moving previous installation files:'
+     # Download necessaries files
+     printf '\n     => Downloading new Openvidu CE files:'
+
+     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/.env \
+          --output "${TMP_FOLDER}/.env-${OPENVIDU_VERSION}" || fatal_error "Error when downloading the file '.env'"
+     printf '\n          - .env-%s' "${OPENVIDU_VERSION}"
+
+     if [ ! -z "${USE_OV_CALL}" ]; then
+          curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.override.yml \
+               --output "${TMP_FOLDER}/docker-compose.override.yml" || fatal_error "Error when downloading the file 'docker-compose.override.yml'"
+          printf "\n          - docker-compose.override.yml"
+     else 
+          curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.override.yml \
+               --output "${TMP_FOLDER}/docker-compose.override.yml-${OPENVIDU_VERSION}" || fatal_error "Error when downloading the file 'docker-compose.override.yml'"
+          printf '\n          - docker-compose.override.yml-%s' "${OPENVIDU_VERSION}"
+     fi
+
+     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.yml \
+          --output "${TMP_FOLDER}/docker-compose.yml" || fatal_error "Error when downloading the file 'docker-compose.yml'"
+     printf '\n          - docker-compose.yml'
+
+     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/openvidu \
+          --output "${TMP_FOLDER}/openvidu" || fatal_error "Error when downloading the file 'openvidu'"
+     printf '\n          - openvidu'
+
+     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/readme.md \
+          --output "${TMP_FOLDER}/readme.md" || fatal_error "Error when downloading the file 'readme.md'"
+     printf '\n          - readme.md'
+
+
+     # Dowloading new images and stoped actual Openvidu
+     printf '\n     => Dowloading new images...'
+     [ -f "${TMP_FOLDER}/docker-compose.yml" ] && docker-compose -f "${TMP_FOLDER}/docker-compose.yml" pull
+     [ -f "${TMP_FOLDER}/docker-compose.override.yml" ] && docker-compose -f "${TMP_FOLDER}/docker-compose.override.yml" pull
+     printf '\n     => Stoping Openvidu...'
+     docker-compose down
+
+     # Move old files to roll back folder
+     printf '\n     => Moving previous installation files to rollback folder:'
      mv "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.yml" "${ROLL_BACK_FOLDER}" || fatal_error "Error while moving previous 'docker-compose.yml'"
      printf '\n          - docker-compose.yml'
      mv "${OPENVIDU_PREVIOUS_FOLDER}/openvidu" "${ROLL_BACK_FOLDER}" || fatal_error "Error while moving previous 'openvidu'"
@@ -133,34 +174,18 @@ upgrade_ov() {
           printf '\n          - docker-compose.override.yml'
      fi
 
-     # Download necessaries files
-     printf '\n     => Downloading new Openvidu CE files:'
-
-     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/.env \
-          --output "${OPENVIDU_PREVIOUS_FOLDER}/.env-${OPENVIDU_VERSION}" || fatal_error "Error when downloading the file '.env'"
-     printf '\n          - .env-%s' "${OPENVIDU_VERSION}"
-
-     if [ ! -z "${USE_OV_CALL}" ]; then
-          curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.override.yml \
-               --output "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.override.yml" || fatal_error "Error when downloading the file 'docker-compose.override.yml'"
-          printf "\n          - docker-compose.override.yml"
-     else 
-          curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.override.yml \
-               --output "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.override.yml-${OPENVIDU_VERSION}" || fatal_error "Error when downloading the file 'docker-compose.override.yml'"
-          printf '\n          - docker-compose.override.yml-%s' "${OPENVIDU_VERSION}"
-     fi
-
-     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/docker-compose.yml \
-          --output "${OPENVIDU_PREVIOUS_FOLDER}/docker-compose.yml" || fatal_error "Error when downloading the file 'docker-compose.yml'"
+     # Move tmp files to Openvidu
+     printf '\n     => Updating files:'
+     mv "${TMP_FOLDER}/docker-compose.yml" "${OPENVIDU_PREVIOUS_FOLDER}" || fatal_error "Error while updating 'docker-compose.yml'"
      printf '\n          - docker-compose.yml'
-
-     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/openvidu \
-          --output "${OPENVIDU_PREVIOUS_FOLDER}/openvidu" || fatal_error "Error when downloading the file 'openvidu'"
+     mv "${TMP_FOLDER}/openvidu" "${OPENVIDU_PREVIOUS_FOLDER}" || fatal_error "Error while updating 'openvidu'"
      printf '\n          - openvidu'
-
-     curl --silent https://raw.githubusercontent.com/OpenVidu/openvidu/${OPENVIDU_VERSION}/openvidu-server/docker/openvidu-docker-compose/readme.md \
-          --output "${OPENVIDU_PREVIOUS_FOLDER}/readme.md" || fatal_error "Error when downloading the file 'readme.md'"
+     mv "${TMP_FOLDER}/readme.md" "${OPENVIDU_PREVIOUS_FOLDER}" || fatal_error "Error while updating 'readme.md'"
      printf '\n          - readme.md'
+     if [ ! -z "${USE_OV_CALL}" ]; then
+          mv "${TMP_FOLDER}/docker-compose.override.yml" "${OPENVIDU_PREVIOUS_FOLDER}" || fatal_error "Error while updating 'docker-compose.override.yml'"
+          printf '\n          - docker-compose.override.yml'
+     fi
 
      # Add execution permissions
      printf "\n     => Adding permission to 'openvidu' program..."