diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 869c04dcb14e59fc7fc4aef582ace04995165c6f..52252fa5d036d51d761cfaa045b4a6d36df578cd 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -118,3 +118,6 @@ python3-saml<1.10.0
 # With greater version these tests `common.djangoapps.terrain.stubs.tests` becomes flaky on jenkins.
 httpretty<1.0
 
+# latest version of diff-cover conflicts with pygments version see https://github.com/Bachmann1234/diff_cover/commit/01f91760321cee1ad28cfa0d801c4acd8b9765a6
+diff-cover<4.2.2
+
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 779e9be52b30cdca8a9fadfcc2ff38f1fbc043aa..0ad6b541d5faf60da12a1be31c78ae26f49ca58b 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -48,7 +48,7 @@ ddt==1.4.1                # via xblock-drag-and-drop-v2, xblock-poll
 decorator==4.4.2          # via pycontracts
 defusedxml==0.6.0         # via -r requirements/edx/base.in, djangorestframework-xml, ora2, python3-openid, python3-saml, safe-lxml, social-auth-core
 django-appconf==1.0.4     # via -r requirements/edx/base.in, django-statici18n
-django-cache-memoize==0.1.7  # via edx-enterprise
+django-cache-memoize==0.1.8  # via edx-enterprise
 django-celery-results==2.0.1  # via -r requirements/edx/base.in
 django-classy-tags==2.0.0  # via django-sekizai
 django-config-models==2.1.1  # via -r requirements/edx/base.in, edx-enterprise, edx-event-routing-backends
@@ -164,7 +164,7 @@ nodeenv==1.5.0            # via -r requirements/edx/base.in
 numpy==1.20.1             # via chem, openedx-calc, scipy
 oauthlib==3.0.1           # via -c requirements/edx/../constraints.txt, -r requirements/edx/base.in, django-oauth-toolkit, lti-consumer-xblock, requests-oauthlib, social-auth-core
 openedx-calc==2.0.1       # via -r requirements/edx/base.in
-ora2==3.2.0               # via -r requirements/edx/base.in
+ora2==3.3.1               # via -r requirements/edx/base.in
 packaging==20.9           # via bleach, drf-yasg
 path.py==12.5.0           # via edx-enterprise, edx-i18n-tools, ora2, staff-graded-xblock, xmodule
 path==13.1.0              # via -c requirements/edx/../constraints.txt, -r requirements/edx/paver.txt, path.py
diff --git a/requirements/edx/coverage.txt b/requirements/edx/coverage.txt
index ee31e8dcfe19567e98b64cf89eef085b9ea57fe9..334fc5507d18f50f010a3dec894331c58c51490a 100644
--- a/requirements/edx/coverage.txt
+++ b/requirements/edx/coverage.txt
@@ -6,7 +6,7 @@
 #
 chardet==4.0.0            # via diff-cover
 coverage==5.5             # via -r requirements/edx/coverage.in
-diff-cover==4.2.1         # via -r requirements/edx/coverage.in
+diff-cover==4.2.1         # via -c requirements/edx/../constraints.txt, -r requirements/edx/coverage.in
 importlib-metadata==1.7.0  # via -c requirements/edx/../constraints.txt, inflect
 inflect==3.0.2            # via -c requirements/edx/../constraints.txt, jinja2-pluralize
 jinja2-pluralize==0.3.0   # via diff-cover
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index a307efef679b3dfeeed55b0b145a9cf12431591e..0b52127d6b5ebaac52897dae7024051a189df5fd 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -55,10 +55,10 @@ cssutils==1.0.2           # via -r requirements/edx/testing.txt, pynliner
 ddt==1.4.1                # via -r requirements/edx/testing.txt, xblock-drag-and-drop-v2, xblock-poll
 decorator==4.4.2          # via -r requirements/edx/testing.txt, pycontracts
 defusedxml==0.6.0         # via -r requirements/edx/testing.txt, djangorestframework-xml, ora2, python3-openid, python3-saml, safe-lxml, social-auth-core
-diff-cover==4.2.1         # via -r requirements/edx/testing.txt
+diff-cover==4.2.1         # via -c requirements/edx/../constraints.txt, -r requirements/edx/testing.txt
 distlib==0.3.1            # via -r requirements/edx/testing.txt, virtualenv
 django-appconf==1.0.4     # via -r requirements/edx/testing.txt, django-statici18n
-django-cache-memoize==0.1.7  # via -r requirements/edx/testing.txt, edx-enterprise
+django-cache-memoize==0.1.8  # via -r requirements/edx/testing.txt, edx-enterprise
 django-celery-results==2.0.1  # via -r requirements/edx/testing.txt
 django-classy-tags==2.0.0  # via -r requirements/edx/testing.txt, django-sekizai
 django-config-models==2.1.1  # via -r requirements/edx/testing.txt, edx-enterprise, edx-event-routing-backends
@@ -197,7 +197,7 @@ nodeenv==1.5.0            # via -r requirements/edx/testing.txt
 numpy==1.20.1             # via -r requirements/edx/testing.txt, chem, openedx-calc, scipy
 oauthlib==3.0.1           # via -c requirements/edx/../constraints.txt, -r requirements/edx/testing.txt, django-oauth-toolkit, lti-consumer-xblock, requests-oauthlib, social-auth-core
 openedx-calc==2.0.1       # via -r requirements/edx/testing.txt
-ora2==3.2.0               # via -r requirements/edx/testing.txt
+ora2==3.3.1               # via -r requirements/edx/testing.txt
 packaging==20.9           # via -r requirements/edx/testing.txt, bleach, drf-yasg, pytest, sphinx, tox
 path.py==12.5.0           # via -r requirements/edx/testing.txt, edx-enterprise, edx-i18n-tools, ora2, staff-graded-xblock, xmodule
 path==13.1.0              # via -c requirements/edx/../constraints.txt, -r requirements/edx/testing.txt, path.py
@@ -296,7 +296,7 @@ text-unidecode==1.3       # via -r requirements/edx/testing.txt, faker, python-s
 tincan==1.0.0             # via -r requirements/edx/testing.txt, edx-event-routing-backends
 toml==0.10.2              # via -r requirements/edx/testing.txt, pylint, pytest, tox, vulture
 tox-battery==0.6.1        # via -r requirements/edx/testing.txt
-tox==3.22.0               # via -r requirements/edx/testing.txt, tox-battery
+tox==3.23.0               # via -r requirements/edx/testing.txt, tox-battery
 tqdm==4.58.0              # via -r requirements/edx/testing.txt, nltk
 transifex-client==0.14.2  # via -r requirements/edx/testing.txt
 ua-parser==0.10.0         # via -r requirements/edx/testing.txt, django-cookies-samesite
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index 5cb026eee46edeb4cedc08d384008d3646b2927b..a6d0ef28169202a7429f38508d8492920e63957e 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -54,10 +54,10 @@ cssutils==1.0.2           # via -r requirements/edx/base.txt, pynliner
 ddt==1.4.1                # via -r requirements/edx/base.txt, -r requirements/edx/testing.in, xblock-drag-and-drop-v2, xblock-poll
 decorator==4.4.2          # via -r requirements/edx/base.txt, pycontracts
 defusedxml==0.6.0         # via -r requirements/edx/base.txt, djangorestframework-xml, ora2, python3-openid, python3-saml, safe-lxml, social-auth-core
-diff-cover==4.2.1         # via -r requirements/edx/coverage.txt
+diff-cover==4.2.1         # via -c requirements/edx/../constraints.txt, -r requirements/edx/coverage.txt
 distlib==0.3.1            # via virtualenv
 django-appconf==1.0.4     # via -r requirements/edx/base.txt, django-statici18n
-django-cache-memoize==0.1.7  # via -r requirements/edx/base.txt, edx-enterprise
+django-cache-memoize==0.1.8  # via -r requirements/edx/base.txt, edx-enterprise
 django-celery-results==2.0.1  # via -r requirements/edx/base.txt
 django-classy-tags==2.0.0  # via -r requirements/edx/base.txt, django-sekizai
 django-config-models==2.1.1  # via -r requirements/edx/base.txt, edx-enterprise, edx-event-routing-backends
@@ -189,7 +189,7 @@ nodeenv==1.5.0            # via -r requirements/edx/base.txt
 numpy==1.20.1             # via -r requirements/edx/base.txt, chem, openedx-calc, scipy
 oauthlib==3.0.1           # via -c requirements/edx/../constraints.txt, -r requirements/edx/base.txt, django-oauth-toolkit, lti-consumer-xblock, requests-oauthlib, social-auth-core
 openedx-calc==2.0.1       # via -r requirements/edx/base.txt
-ora2==3.2.0               # via -r requirements/edx/base.txt
+ora2==3.3.1               # via -r requirements/edx/base.txt
 packaging==20.9           # via -r requirements/edx/base.txt, bleach, drf-yasg, pytest, tox
 path.py==12.5.0           # via -r requirements/edx/base.txt, edx-enterprise, edx-i18n-tools, ora2, staff-graded-xblock, xmodule
 path==13.1.0              # via -c requirements/edx/../constraints.txt, -r requirements/edx/base.txt, path.py
@@ -275,7 +275,7 @@ text-unidecode==1.3       # via -r requirements/edx/base.txt, faker, python-slug
 tincan==1.0.0             # via -r requirements/edx/base.txt, edx-event-routing-backends
 toml==0.10.2              # via pylint, pytest, tox
 tox-battery==0.6.1        # via -r requirements/edx/testing.in
-tox==3.22.0               # via -r requirements/edx/testing.in, tox-battery
+tox==3.23.0               # via -r requirements/edx/testing.in, tox-battery
 tqdm==4.58.0              # via -r requirements/edx/base.txt, nltk
 transifex-client==0.14.2  # via -r requirements/edx/testing.in
 ua-parser==0.10.0         # via -r requirements/edx/base.txt, django-cookies-samesite