diff --git a/src/quantum/HISTORY.rst b/src/quantum/HISTORY.rst
index a51c5dab0d2..71b8222f5a1 100644
--- a/src/quantum/HISTORY.rst
+++ b/src/quantum/HISTORY.rst
@@ -3,6 +3,13 @@
 Release History
 ===============
 
+0.9.0
+++++++
+* [2021-10-25] Version intended to work with QDK version v0.20.2110.171573
+* Aligned the extension tests with the Azure Quantum E2E test infrastructure.
+* Replaced deprecated CLIError class with new error types.
+* Appended 'CLI' to UserAgent to distinguish Azure Quantum calls from different clients.
+
 0.8.0
 ++++++
 * [2021-09-27] Version intended to work with QDK version v0.19.2109.165653
diff --git a/src/quantum/azext_quantum/__init__.py b/src/quantum/azext_quantum/__init__.py
index 86ad888988e..c9c086492e8 100644
--- a/src/quantum/azext_quantum/__init__.py
+++ b/src/quantum/azext_quantum/__init__.py
@@ -11,7 +11,7 @@
 # This is the version reported by the CLI to the service when submitting requests.
 # This should be in sync with the extension version in 'setup.py', unless we need to
 # submit using a different version.
-CLI_REPORTED_VERSION = "0.8.0"
+CLI_REPORTED_VERSION = "0.9.0"
 
 
 class QuantumCommandsLoader(AzCommandsLoader):
diff --git a/src/quantum/setup.py b/src/quantum/setup.py
index b47b992cb7f..a656c818235 100644
--- a/src/quantum/setup.py
+++ b/src/quantum/setup.py
@@ -17,7 +17,7 @@
 # This version should match the latest entry in HISTORY.rst
 # Also, when updating this, please review the version used by the extension to
 # submit requests, which can be found at './azext_quantum/__init__.py'
-VERSION = '0.8.0'
+VERSION = '0.9.0'
 
 # The full list of classifiers is available at
 # https://pypi.python.org/pypi?%3Aaction=list_classifiers