diff --git a/.dockerignore b/.dockerignore
index 1ff1066..2c2e26f 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -11,3 +11,4 @@ query_db.sh
 **/*.pyc
 Dockerfile
 docker-compose.yml
+/block_dump_*
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 3b59775..d91b356 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ databases/
 env/
 .bash_history
 .cache/
+/block_dump_*
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 5e9e13a..b51a6e0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3-alpine
+FROM python:3.10-alpine
 LABEL maintainer="Christian Mehlmauer <FireFart@gmail.com>"
 
 RUN adduser -h /app -g app -D app
diff --git a/Readme.md b/Readme.md
index 77c71e6..b16ca53 100644
--- a/Readme.md
+++ b/Readme.md
@@ -27,7 +27,7 @@ docker pull firefart/network_info
 docker run --rm firefart/network_info -c postgresql://user:pass@db:5432/network_info
 ```
 
-Or cou can connect the docker container to another database container.
+Or you can connect the docker container to another database container.
 
 ```sh
 docker run --name network_info_db -e POSTGRES_DB=network_info -e POSTGRES_USER=network_info -e POSTGRES_PASSWORD=network_info -d postgres:9-alpine
@@ -222,3 +222,11 @@ created       |
 last_modified | 2008-09-04 06:51:49
 source        | apnic
 ```
+
+# Export block table
+
+If you need to export data from PG to another source (Clickhouse, Elasticsearch, etc.) you can use:
+```
+./bin/export_to_gzip. 
+```
+A compressed CSV file will be created.
\ No newline at end of file
diff --git a/bin/export_to_gzip b/bin/export_to_gzip
new file mode 100644
index 0000000..5d0feb1
--- /dev/null
+++ b/bin/export_to_gzip
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+docker rm -f dumper
+docker-compose run -e PGPASSWORD=network_info --name dumper --entrypoint=psql db -h db -U network_info -e -q -x -c "copy block TO stdout  DELIMITER ';' CSV HEADER ;" network_info | gzip > ./block_dump_`date +"%Y-%m-%d"`.csv.gz
+docker rm -f dumper