diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3073e6a..446e592 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,12 @@
 
 Note: Breaking changes between versions are indicated by "💥".
 
-## 3.7.3 (2019-10-09)
+## Unreleased
+
+- [Improvement] Allow SigV4 authentication for video upload to S3
+- [Bugfix] Fix cms development settings
+
+## 3.7.3 (2019-10-17)
 
 - [Improvement] Upgrade openedx locales to Ironwood
 
diff --git a/tutor/templates/build/openedx/Dockerfile b/tutor/templates/build/openedx/Dockerfile
index e1af7fb..c2745f5 100644
--- a/tutor/templates/build/openedx/Dockerfile
+++ b/tutor/templates/build/openedx/Dockerfile
@@ -29,6 +29,8 @@ WORKDIR /openedx/edx-platform
 RUN curl https://github.com/edx/edx-platform/commit/b33db2c548a1a530510d785f7659c78783a187fa.patch | git apply -
 # CustomTagModule mako template injection https://groups.google.com/forum/#!topic/openedx-ops/aVHomKimstU
 RUN curl https://github.com/edx/edx-platform/commit/f9689aadb0f8a41570a4bb76654f980b4e31ad96.patch | git apply -
+# Allow SigV4 authentication for video uploads to S3 https://github.com/edx/edx-platform/pull/22080
+RUN curl https://github.com/overhangio/edx-platform/commit/0d4f6cc3433013960b28e963c4094ef2a2a92f04.patch | git apply -
 
 # Download extra locales to /openedx/locale
 RUN cd /tmp \