diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32725df..1c2261b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,8 @@ Every user-facing change should have an entry in this changelog. Please respect
 
 ## Unreleased
 
+- [Fix] Fix 500 error during studio login. (by @regisb)
+
 ## v13.2.2 (2022-05-06)
 
 - [Fix] Mounts were broken in dev mode. (by @kdmccormick)
diff --git a/README.rst b/README.rst
index d9e2407..f9e8a2a 100644
--- a/README.rst
+++ b/README.rst
@@ -49,7 +49,7 @@ Features
 * Runs entirely on Docker
 * World-famous 1-click `installation and upgrades <https://docs.tutor.overhang.io/install.html>`__
 * Comes with batteries included: `theming <https://github.com/overhangio/indigo>`__, `SCORM <https://github.com/overhangio/openedx-scorm-xblock>`__, `HTTPS <https://docs.tutor.overhang.io/configuration.html#ssl-tls-certificates-for-https-access>`__, `web-based administration interface <https://github.com/overhangio/tutor-webui>`__, `mobile app <https://github.com/overhangio/tutor-android>`__, `custom translations <https://docs.tutor.overhang.io/configuration.html#adding-custom-translations>`__...
-* Extensible architecture with `plugins <https://docs.tutor.overhang.io/plugins.html>`__
+* Extensible architecture with `plugins <https://docs.tutor.overhang.io/plugins/index.html>`__
 * Works with `Kubernetes <https://docs.tutor.overhang.io/k8s.html>`__
 * Amazing premium plugins available in the `Tutor Wizard Edition <https://overhang.io/tutor/wizardedition>`__, including `Cairn <https://overhang.io/tutor/plugin/cairn>`__ the next-generation analytics solution for Open edX.
 * No technical skill required with the `zero-click Tutor AWS image <https://docs.tutor.overhang.io/install.html#zero-click-aws-installation>`__
diff --git a/tutor/templates/apps/openedx/settings/partials/common_cms.py b/tutor/templates/apps/openedx/settings/partials/common_cms.py
index fe4a828..945052f 100644
--- a/tutor/templates/apps/openedx/settings/partials/common_cms.py
+++ b/tutor/templates/apps/openedx/settings/partials/common_cms.py
@@ -8,6 +8,7 @@ STUDIO_NAME = u"{{ PLATFORM_NAME }} - Studio"
 SOCIAL_AUTH_EDX_OAUTH2_SECRET = "{{ CMS_OAUTH2_SECRET }}"
 SOCIAL_AUTH_EDX_OAUTH2_URL_ROOT = "http://lms:8000"
 SOCIAL_AUTH_REDIRECT_IS_HTTPS = False  # scheme is correctly included in redirect_uri
+SESSION_COOKIE_NAME = "studio_session_id"
 
 MAX_ASSET_UPLOAD_FILE_SIZE_IN_MB = 100