diff --git a/requirements_dev.txt b/requirements_dev.txt
index ae557238..150e9508 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -25,7 +25,7 @@ cryptography==2.2.2
 cython==0.28.3
 decorator==4.3.0          # via ipython, traitlets
 docopt==0.6.2             # via coveralls
-docutils==0.14            # via sphinx
+docutils==0.16            # via sphinx
 fancycompleter==0.8       # via pdbpp
 fields==5.0.0             # via hunter
 flake8-docstrings==1.3.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index b073e303..f32c2172 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -23,7 +23,7 @@ cryptography==2.2.2
 cython==0.28.3
 decorator==4.3.0          # via ipython, traitlets
 docopt==0.6.2             # via coveralls
-docutils==0.14            # via sphinx
+docutils==0.16            # via sphinx
 fields==5.0.0             # via hunter
 flake8-docstrings==1.3.0
 flake8-polyfill==1.0.2    # via flake8-docstrings