diff --git a/contrib/scripts/install/docker.sh b/contrib/scripts/install/docker.sh
index 1da09e7513..7f8521ee35 100755
--- a/contrib/scripts/install/docker.sh
+++ b/contrib/scripts/install/docker.sh
@@ -6,11 +6,11 @@ set -e
 #   $ sh get-mayan-edms.sh
 #
 # NOTE: Make sure to verify the contents of the script
-#       you downloaded matches the contents of install.sh
+#       you downloaded matches the contents of docker.sh
 #       located at https://gitlab.com/mayan-edms/mayan-edms/blob/master/contrib/scripts/install/docker.sh
 #       before executing.
 
-: ${VERBOSE:=false}
+: ${VERBOSE:=true}
 : ${INSTALL_DOCKER:=false}
 : ${DELETE_VOLUMES:=false}
 : ${DATABASE_USER:=mayan}
@@ -19,6 +19,7 @@ set -e
 : ${DOCKER_POSTGRES_IMAGE:=postgres:9.5}
 : ${DOCKER_POSTGRES_CONTAINER:=mayan-edms-postgres}
 : ${DOCKER_POSTGRES_VOLUME:=/docker-volumes/mayan-edms/postgres}
+: ${DOCKER_POSTGRES_PORT:=5432}
 : ${DOCKER_MAYAN_IMAGE:=mayanedms/mayanedms:latest}
 : ${DOCKER_MAYAN_CONTAINER:=mayan-edms}
 : ${DOCKER_MAYAN_VOLUME:=/docker-volumes/mayan-edms/media}
@@ -33,6 +34,9 @@ cat << EOF
 ╚═╝     ╚═╝╚═╝  ╚═╝   ╚═╝   ╚═╝  ╚═╝╚═╝  ╚═══╝
 Docker deploy script
 
+NOTE: Make sure to verify the contents of this script
+matches the contents of docker.sh located at https://gitlab.com/mayan-edms/mayan-edms/blob/master/contrib/scripts/install/docker.sh before executing.
+
 EOF
 
 if [ "$VERBOSE" = true ]; then
@@ -46,17 +50,18 @@ echo "DATABASE_PASSWORD: $DATABASE_PASSWORD"
 echo "DOCKER_POSTGRES_IMAGE: $DOCKER_POSTGRES_IMAGE"
 echo "DOCKER_POSTGRES_CONTAINER: $DOCKER_POSTGRES_CONTAINER"
 echo "DOCKER_POSTGRES_VOLUME: $DOCKER_POSTGRES_VOLUME"
+echo "DOCKER_POSTGRES_PORT: $DOCKER_POSTGRES_PORT"
 echo "DOCKER_MAYAN_IMAGE: $DOCKER_MAYAN_IMAGE"
 echo "DOCKER_MAYAN_CONTAINER: $DOCKER_MAYAN_CONTAINER"
 echo "DOCKER_MAYAN_VOLUME: $DOCKER_MAYAN_VOLUME"
-echo "\nStarting in 5 seconds."
-sleep 5
+echo "\nStarting in 10 seconds."
+sleep 10
 fi
 
 if [ "$INSTALL_DOCKER" = true ]; then
     echo -n "* Installing Docker..."
     curl -fsSL get.docker.com -o get-docker.sh >/dev/null
-    sh get-docker.sh >/dev/null
+    sh get-docker.sh >/dev/null 2>&1
     rm get-docker.sh
     echo "Done"
 fi
@@ -88,7 +93,7 @@ echo -n "* Deploying the PostgreSQL container..."
 docker run -d \
 --name $DOCKER_POSTGRES_CONTAINER \
 --restart=always \
--p 5432:5432 \
+-p $DOCKER_POSTGRES_PORT:5432 \
 -e POSTGRES_USER=$DATABASE_USER \
 -e POSTGRES_DB=$DATABASE_NAME \
 -e POSTGRES_PASSWORD=$DATABASE_PASSWORD \
@@ -110,6 +115,7 @@ docker run -d \
 -e MAYAN_DATABASE_NAME=$DATABASE_NAME \
 -e MAYAN_DATABASE_PASSWORD=$DATABASE_PASSWORD \
 -e MAYAN_DATABASE_USER=$DATABASE_USER \
+-e MAYAN_DATABASE_PORT=$DOCKER_POSTGRES_PORT \
 -e MAYAN_DATABASE_CONN_MAX_AGE=60 \
 -v $DOCKER_MAYAN_VOLUME:/var/lib/mayan \
 $DOCKER_MAYAN_IMAGE >/dev/null