diff --git a/HISTORY.md b/HISTORY.md
index f971672e..70d94e7b 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -151,3 +151,12 @@ History
 * Rename `Consumer` and `ConsumerService` as `BrokerConsumer` and `BrokerConsumerService` respectively.
 * Rename `Producer` and `ProducerService` as `BrokerProducer` and `BrokerProducerService` respectively.
 * Rename `HandlerRequest`, `HandlerResponse` and `HandlerResponseException` as `BrokerRequest`, `BrokerResponse` and `BrokerResponseException` respectively.
+
+0.3.1 (2021-11-30)
+------------------
+
+* Add `identifier: UUID` and `headers: dict[str, str]` attributes to `BrokerMessage`.
+* Remove `saga: Optional[UUID]` and `service_name: str` attributes from `BrokerMessage`.
+* Now `BrokerPublisher.send` returns the `BrokerMessage` identifier instead of the entry identifier on the `Producer`'s queue.
+* Add `REQUEST_HEADERS_CONTEXT_VAR`.
+* Rename `USER_CONTEXT_VAR` and `REPLY_TOPIC_CONTEXT_VAR` as `REQUEST_USER_CONTEXT_VAR` and `REQUEST_REPLY_TOPIC_CONTEXT_VAR` respectively.
diff --git a/minos/networks/__init__.py b/minos/networks/__init__.py
index 660b1040..01b65a85 100644
--- a/minos/networks/__init__.py
+++ b/minos/networks/__init__.py
@@ -1,6 +1,6 @@
 __author__ = """Clariteia Devs"""
 __email__ = "devs@clariteia.com"
-__version__ = "0.3.0"
+__version__ = "0.3.1"
 
 from .brokers import (
     REQUEST_HEADERS_CONTEXT_VAR,
diff --git a/pyproject.toml b/pyproject.toml
index 281b3a30..061d8ccf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "minos_microservice_networks"
-version = "0.3.0"
+version = "0.3.1"
 description = "Python Package with the common network classes and utilities used in Minos Microservice."
 readme = "README.md"
 repository = "https://github.com/clariteia/minos_microservice_network"