diff --git a/README.md b/README.md
index bd21b2f2..266d81b2 100644
--- a/README.md
+++ b/README.md
@@ -63,13 +63,13 @@ We recommend using the provided Docker container.
 
 A pre-build version is available at [docker hub](https://hub.docker.com/repository/docker/ghga/metldata):
 ```bash
-docker pull ghga/metldata:0.4.5
+docker pull ghga/metldata:1.0.0
 ```
 
 Or you can build the container yourself from the [`./Dockerfile`](./Dockerfile):
 ```bash
 # Execute in the repo's root dir:
-docker build -t ghga/metldata:0.4.5 .
+docker build -t ghga/metldata:1.0.0 .
 ```
 
 For production-ready deployment, we recommend using Kubernetes, however,
@@ -77,7 +77,7 @@ for simple use cases, you could execute the service using docker
 on a single server:
 ```bash
 # The entrypoint is preconfigured:
-docker run -p 8080:8080 ghga/metldata:0.4.5 --help
+docker run -p 8080:8080 ghga/metldata:1.0.0 --help
 ```
 
 If you prefer not to use containers, you may install the service from source:
diff --git a/pyproject.toml b/pyproject.toml
index e16ef130..dbf12fe4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "metldata"
-version = "0.4.5"
+version = "1.0.0"
 description = "metldata - A framework for handling metadata based on ETL, CQRS, and event sourcing."
 readme = "README.md"
 authors = [