diff --git a/docs/CHANGELOG.rst b/docs/CHANGELOG.rst
index fa27089b..60bf86ed 100644
--- a/docs/CHANGELOG.rst
+++ b/docs/CHANGELOG.rst
@@ -1,6 +1,10 @@
 Change Log
 ==========
 
+v2.9.1
+------
+* Look for stream collisions with buildrequired base modules on the backend instead of the API
+
 v2.9.0
 ------
 * Show the expanded buildrequires in the API output
diff --git a/setup.py b/setup.py
index 7dc2e753..289a9db7 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@ tests_require, _ = read_requirements(path.join(setup_py_path, 'test-requirements
 
 setup(name='module-build-service',
       description='The Module Build Service for Modularity',
-      version='2.9.0',
+      version='2.9.1',
       classifiers=[
           "Programming Language :: Python",
           "Topic :: Software Development :: Build Tools"