diff --git a/requirements.txt b/requirements.txt
index 10bd51ea..1fd7fe7c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,10 +4,10 @@ binaryornot==0.4.4
 
 # Code quality
 # ------------------------------------------------------------------------------
-flake8==3.6.0
+flake8==3.7.5
 
 # Testing
 # ------------------------------------------------------------------------------
 tox==3.6.1
-pytest==4.1.0
+pytest==4.2.0
 pytest-cookies==0.3.0
diff --git a/{{cookiecutter.project_slug}}/requirements/base.txt b/{{cookiecutter.project_slug}}/requirements/base.txt
index b9de0df8..09ca8ddd 100644
--- a/{{cookiecutter.project_slug}}/requirements/base.txt
+++ b/{{cookiecutter.project_slug}}/requirements/base.txt
@@ -1,10 +1,10 @@
-pytz==2018.7  # https://github.com/stub42/pytz
+pytz==2018.9  # https://github.com/stub42/pytz
 python-slugify==2.0.1  # https://github.com/un33k/python-slugify
 Pillow==5.4.1  # https://github.com/python-pillow/Pillow
 {%- if cookiecutter.use_compressor == "y" %}
 rcssmin==1.0.6{% if cookiecutter.windows == 'y' %} --install-option="--without-c-extensions"{% endif %}  # https://github.com/ndparker/rcssmin
 {%- endif %}
-argon2-cffi==18.3.0  # https://github.com/hynek/argon2_cffi
+argon2-cffi==19.1.0  # https://github.com/hynek/argon2_cffi
 {%- if cookiecutter.use_whitenoise == 'y' %}
 whitenoise==4.1.2  # https://github.com/evansd/whitenoise
 {%- endif %}
@@ -29,5 +29,5 @@ django-compressor==2.2  # https://github.com/django-compressor/django-compressor
 django-redis==4.10.0  # https://github.com/niwinz/django-redis
 
 # Django REST Framework
-djangorestframework==3.9.0  # https://github.com/encode/django-rest-framework
+djangorestframework==3.9.1  # https://github.com/encode/django-rest-framework
 coreapi==2.3.3  # https://github.com/core-api/python-client
diff --git a/{{cookiecutter.project_slug}}/requirements/local.txt b/{{cookiecutter.project_slug}}/requirements/local.txt
index 218327ba..a496135b 100644
--- a/{{cookiecutter.project_slug}}/requirements/local.txt
+++ b/{{cookiecutter.project_slug}}/requirements/local.txt
@@ -2,22 +2,22 @@
 
 Werkzeug==0.14.1  # https://github.com/pallets/werkzeug
 ipdb==0.11  # https://github.com/gotcha/ipdb
-Sphinx==1.8.3  # https://github.com/sphinx-doc/sphinx
+Sphinx==1.8.4  # https://github.com/sphinx-doc/sphinx
 {%- if cookiecutter.use_docker == 'y' %}
 psycopg2==2.7.4 --no-binary psycopg2  # https://github.com/psycopg/psycopg2
 {%- else %}
-psycopg2-binary==2.7.6.1  # https://github.com/psycopg/psycopg2
+psycopg2-binary==2.7.7  # https://github.com/psycopg/psycopg2
 {%- endif %}
 
 # Testing
 # ------------------------------------------------------------------------------
-mypy==0.650  # https://github.com/python/mypy
-pytest==4.1.0  # https://github.com/pytest-dev/pytest
+mypy==0.670  # https://github.com/python/mypy
+pytest==4.2.0  # https://github.com/pytest-dev/pytest
 pytest-sugar==0.9.2  # https://github.com/Frozenball/pytest-sugar
 
 # Code quality
 # ------------------------------------------------------------------------------
-flake8==3.6.0  # https://github.com/PyCQA/flake8
+flake8==3.7.5  # https://github.com/PyCQA/flake8
 coverage==4.5.2  # https://github.com/nedbat/coveragepy
 
 # Django
@@ -25,6 +25,6 @@ coverage==4.5.2  # https://github.com/nedbat/coveragepy
 factory-boy==2.11.1  # https://github.com/FactoryBoy/factory_boy
 
 django-debug-toolbar==1.11  # https://github.com/jazzband/django-debug-toolbar
-django-extensions==2.1.4  # https://github.com/django-extensions/django-extensions
+django-extensions==2.1.5  # https://github.com/django-extensions/django-extensions
 django-coverage-plugin==1.6.0  # https://github.com/nedbat/django_coverage_plugin
-pytest-django==3.4.4  # https://github.com/pytest-dev/pytest-django
+pytest-django==3.4.7  # https://github.com/pytest-dev/pytest-django