diff --git a/cms/envs/common.py b/cms/envs/common.py
index 8bffb25198..a73d7c1c85 100644
--- a/cms/envs/common.py
+++ b/cms/envs/common.py
@@ -906,6 +906,7 @@ CERTIFICATE_TEMPLATE_LANGUAGES = {
 USE_I18N = True
 USE_L10N = True
 
+STATICI18N_FILENAME_FUNCTION = 'statici18n.utils.legacy_filename'
 STATICI18N_ROOT = PROJECT_ROOT / "static"
 
 LOCALE_PATHS = _make_locale_paths
diff --git a/lms/envs/common.py b/lms/envs/common.py
index 0443f9d2ab..10f58599aa 100644
--- a/lms/envs/common.py
+++ b/lms/envs/common.py
@@ -1274,6 +1274,7 @@ CERTIFICATE_TEMPLATE_LANGUAGES = {
 USE_I18N = True
 USE_L10N = True
 
+STATICI18N_FILENAME_FUNCTION = 'statici18n.utils.legacy_filename'
 STATICI18N_ROOT = PROJECT_ROOT / "static"
 STATICI18N_OUTPUT_DIR = "js/i18n"
 
diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index a5a5f8785e..42c506925b 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -14,6 +14,12 @@ django-cors-headers<3.0.0
 # Constraining this since the newer versions no longer work with the deprecated MIDDLEWARE_CLASSES setting
 django-debug-toolbar<2.0
 
+# Version 1.2.0 dropped support for Django 1.11
+django-oauth-toolkit<1.2.0
+
+# Version 1.0.0 dropped support for Django 1.11 simultaneously with adding support for 2.x
+django-method-override<1.0.0
+
 # Version 4.0.0 dropped support for Django < 2.0.1
 django-model-utils<4.0.0
 
diff --git a/requirements/edx/base.in b/requirements/edx/base.in
index 54e3575f90..a5266518d7 100644
--- a/requirements/edx/base.in
+++ b/requirements/edx/base.in
@@ -28,8 +28,8 @@
 
 analytics-python                    # Used for Segment analytics
 attrs                               # Reduces boilerplate code involving class attributes
-Babel==1.3                          # Internationalization utilities, used for date formatting in a few places
-bleach==2.1.4                       # Allowed-list-based HTML sanitizing library that escapes or strips markup and attributes; used for capa and LTI
+Babel                               # Internationalization utilities, used for date formatting in a few places
+bleach                              # Allowed-list-based HTML sanitizing library that escapes or strips markup and attributes; used for capa and LTI
 boto==2.39.0                        # Deprecated version of the AWS SDK; we should stop using this
 boto3==1.4.8                        # Amazon Web Services SDK for Python
 botocore==1.8.17                    # via boto3, s3transfer
@@ -45,21 +45,21 @@ django-crum                         # Middleware that stores the current request
 django-fernet-fields                # via edx-enterprise (should be added to its setup.py)
 django-filter==1.0.4                # Allows users to filter Django querysets dynamically
 django-ipware                       # Get the client's real IP address
-django-method-override==0.1.0
+django-method-override
 django-model-utils
 django-mptt>=0.8.6,<0.9
 django-mysql==2.4.1
-django-oauth-toolkit<1.2            # Provides oAuth2 capabilities for Django. 1.2+ requires Django 2 and Python 3.5
+django-oauth-toolkit                # Provides oAuth2 capabilities for Django
 django-pipeline
 django-pyfs
 django-ratelimit
-django-ratelimit-backend==1.1.1
+django-ratelimit-backend
 django-require
 django-sekizai
 django-ses
 django-simple-history
 django-splash
-django-statici18n==1.4.0
+django-statici18n
 django-storages
 django-user-tasks
 django-waffle==0.12.0
@@ -92,7 +92,6 @@ edx-user-state-client
 edx-when
 edxval
 event-tracking
-feedparser==5.1.3
 fs==2.0.18
 fs-s3fs==0.1.8
 geoip2                              # Python API for the GeoIP web services and databases
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 2114c1e8e7..f6668f726d 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -26,10 +26,10 @@ anyjson==0.3.3            # via kombu
 appdirs==1.4.3            # via fs
 argh==0.26.2
 attrs==19.3.0
-babel==1.3
+babel==2.8.0
 beautifulsoup4==4.8.2     # via pynliner
 billiard==3.3.0.23        # via celery
-bleach==2.1.4
+bleach==3.1.0
 boto3==1.4.8
 boto==2.39.0
 botocore==1.8.17
@@ -63,7 +63,7 @@ django-crum==0.7.5
 django-fernet-fields==0.6
 django-filter==1.0.4
 django-ipware==2.1.0
-django-method-override==0.1.0
+django-method-override==0.2.0
 django-model-utils==3.0.0
 django-mptt==0.8.7
 django-multi-email-field==0.5.1  # via edx-enterprise
@@ -73,14 +73,14 @@ django-oauth-toolkit==1.1.3
 django-object-actions==2.0.0  # via edx-enterprise
 django-pipeline==1.7.0
 django-pyfs==2.1
-django-ratelimit-backend==1.1.1
+django-ratelimit-backend==2.0
 django-ratelimit==2.0.0
 django-require==1.0.11
 django-sekizai==1.0.0
 django-ses==0.8.13
 django-simple-history==2.8.0
 django-splash==0.2.5
-django-statici18n==1.4.0
+django-statici18n==1.8.3
 django-storages==1.8
 django-user-tasks==0.3.0
 django-waffle==0.12.0
@@ -124,7 +124,6 @@ edxval==1.2.0
 elasticsearch==1.9.0      # via edx-search
 enum34==1.1.6             # via edxval
 event-tracking==0.3.0
-feedparser==5.1.3
 fs-s3fs==0.1.8
 fs==2.0.18
 future==0.18.2            # via django-ses, edx-celeryutils, edx-enterprise, pyjwkest
@@ -240,7 +239,7 @@ user-util==0.1.5
 voluptuous==0.11.7
 watchdog==0.9.0
 web-fragments==0.3.1
-webencodings==0.5.1       # via html5lib
+webencodings==0.5.1       # via bleach, html5lib
 webob==1.8.5              # via xblock
 wrapt==1.10.5
 git+https://github.com/edx-solutions/xblock-drag-and-drop-v2@v2.2.6#egg=xblock-drag-and-drop-v2==2.2.6
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index 1b13246d1b..98eacb0600 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -30,10 +30,10 @@ argh==0.26.2
 astroid==1.5.3
 attrs==19.3.0
 aws-xray-sdk==0.95
-babel==1.3
+babel==2.8.0
 beautifulsoup4==4.8.2
 billiard==3.3.0.23
-bleach==2.1.4
+bleach==3.1.0
 bok-choy==1.0.1
 boto3==1.4.8
 boto==2.39.0
@@ -76,7 +76,7 @@ django-debug-toolbar==1.11
 django-fernet-fields==0.6
 django-filter==1.0.4
 django-ipware==2.1.0
-django-method-override==0.1.0
+django-method-override==0.2.0
 django-model-utils==3.0.0
 django-mptt==0.8.7
 django-multi-email-field==0.5.1
@@ -86,14 +86,14 @@ django-oauth-toolkit==1.1.3
 django-object-actions==2.0.0
 django-pipeline==1.7.0
 django-pyfs==2.1
-django-ratelimit-backend==1.1.1
+django-ratelimit-backend==2.0
 django-ratelimit==2.0.0
 django-require==1.0.11
 django-sekizai==1.0.0
 django-ses==0.8.13
 django-simple-history==2.8.0
 django-splash==0.2.5
-django-statici18n==1.4.0
+django-statici18n==1.8.3
 django-storages==1.8
 django-user-tasks==0.3.0
 django-waffle==0.12.0
@@ -144,7 +144,6 @@ event-tracking==0.3.0
 execnet==1.7.1
 factory_boy==2.8.1
 faker==3.0.0
-feedparser==5.1.3
 filelock==3.0.12
 flake8-polyfill==1.0.2
 flake8==3.7.9
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index 5441283a17..c44e67036c 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -29,10 +29,10 @@ argh==0.26.2
 astroid==1.5.3            # via pylint, pylint-celery
 attrs==19.3.0
 aws-xray-sdk==0.95        # via moto
-babel==1.3
+babel==2.8.0
 beautifulsoup4==4.8.2
 billiard==3.3.0.23
-bleach==2.1.4
+bleach==3.1.0
 bok-choy==1.0.1
 boto3==1.4.8
 boto==2.39.0
@@ -74,7 +74,7 @@ django-crum==0.7.5
 django-fernet-fields==0.6
 django-filter==1.0.4
 django-ipware==2.1.0
-django-method-override==0.1.0
+django-method-override==0.2.0
 django-model-utils==3.0.0
 django-mptt==0.8.7
 django-multi-email-field==0.5.1
@@ -84,14 +84,14 @@ django-oauth-toolkit==1.1.3
 django-object-actions==2.0.0
 django-pipeline==1.7.0
 django-pyfs==2.1
-django-ratelimit-backend==1.1.1
+django-ratelimit-backend==2.0
 django-ratelimit==2.0.0
 django-require==1.0.11
 django-sekizai==1.0.0
 django-ses==0.8.13
 django-simple-history==2.8.0
 django-splash==0.2.5
-django-statici18n==1.4.0
+django-statici18n==1.8.3
 django-storages==1.8
 django-user-tasks==0.3.0
 django-waffle==0.12.0
@@ -140,7 +140,6 @@ event-tracking==0.3.0
 execnet==1.7.1            # via pytest-xdist
 factory_boy==2.8.1
 faker==3.0.0              # via factory-boy
-feedparser==5.1.3
 filelock==3.0.12          # via tox
 flake8-polyfill==1.0.2    # via radon
 flake8==3.7.9             # via flake8-polyfill