diff --git a/requirements-dev-base.txt b/requirements-dev-base.txt
index f2b5ad7e..5f6473d4 100644
--- a/requirements-dev-base.txt
+++ b/requirements-dev-base.txt
@@ -4,24 +4,24 @@
 pyramid-debugtoolbar==4.5
 
 # Testing
-pytest==4.3.0
-pytest-cov==2.6.1
+pytest==5.0.1
+pytest-cov==2.7.1
 py==1.8.0
-coveralls==1.6.0
+coveralls==1.8.2
 webtest==2.0.33
-mock==2.0.0
-testfixtures==6.6.0
+mock==3.0.5
+testfixtures==6.10.0
 
 # Documentation
-Sphinx==1.8.4
+Sphinx==2.1.2
 sphinxcontrib-httpdomain==1.7.0
-pygments==2.3.1
+pygments==2.4.2
 
 # waitress
-waitress==1.2.0
+waitress==1.3.0
 
 # Linting
-flake8==3.7.7
+flake8==3.7.8
 mccabe==0.6.1
 pep8==1.7.1
-pyflakes==2.1.0
+pyflakes==2.1.1
diff --git a/requirements.txt b/requirements.txt
index c2c24787..0f9e1fb1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,18 +20,18 @@ skosprovider_heritagedata==0.3.1
 language-tags==0.4.6
 
 # sqlalchemy
-sqlalchemy==1.3.5
+sqlalchemy==1.3.6
 zope.sqlalchemy==1.1
 transaction==2.4.0
-psycopg2==2.7.7
+psycopg2==2.8.3
 
 # jinja2
 jinja2==2.10.1
 pyramid-jinja2==2.8
-Babel==2.6.0
+Babel==2.7.0
 
 # alembic
-alembic==1.0.7
+alembic==1.0.11
 
 # colander
 colander==1.7.0
@@ -47,5 +47,5 @@ html5lib==1.0.1
 bleach==3.1.0
 
 # requests
-requests==2.21.0
+requests==2.22.0
 cachecontrol==0.12.5