diff --git a/requirements/requirements-codestyle.txt b/requirements/requirements-codestyle.txt
index 4e7090cb..55628500 100644
--- a/requirements/requirements-codestyle.txt
+++ b/requirements/requirements-codestyle.txt
@@ -1,4 +1,4 @@
 black==21.9b0
-flake8==3.9.2
-flake8-isort==4.0.0
+flake8==4.0.1
+flake8-isort==4.1.1
 isort==5.9.3
diff --git a/requirements/requirements-optionals.txt b/requirements/requirements-optionals.txt
index 4d543da3..1db26c07 100644
--- a/requirements/requirements-optionals.txt
+++ b/requirements/requirements-optionals.txt
@@ -1,4 +1,4 @@
 django-filter==21.1
 django-polymorphic==3.0.0
-pyyaml==5.4.1
-uritemplate==3.0.1
+pyyaml==6.0
+uritemplate==4.1.1
diff --git a/requirements/requirements-testing.txt b/requirements/requirements-testing.txt
index a64d5b2c..5ac6e9c9 100644
--- a/requirements/requirements-testing.txt
+++ b/requirements/requirements-testing.txt
@@ -1,6 +1,6 @@
 django-debug-toolbar==3.2.2
 factory-boy==3.2.0
-Faker==8.14.1
+Faker==9.3.1
 pytest==6.2.5
 pytest-cov==3.0.0
 pytest-django==4.4.0