diff --git a/requirements/dev.txt b/requirements/dev.txt
index 25a1d668ac..62dfa6c61a 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -163,7 +163,7 @@ social-auth-core==1.5.0   # via social-auth-app-django
 sockjs-tornado==1.0.3
 sourcemap==0.2.1
 sphinx-rtd-theme==0.3.1
-sphinx==1.7.4
+sphinx==1.7.6
 sphinxcontrib-websupport==1.0.1  # via sphinx
 sqlalchemy==1.2.7
 statsd==3.2.1             # via django-statsd-mozilla
diff --git a/requirements/docs.in b/requirements/docs.in
index f46ff47b2d..78517323e4 100644
--- a/requirements/docs.in
+++ b/requirements/docs.in
@@ -8,7 +8,7 @@
 # See requirements/README.md for more detail.
 
 # Needed to build RTD docs
-sphinx==1.7.4
+sphinx==1.7.6
 sphinx-rtd-theme==0.3.1
 
 # Needed to build markdown docs
diff --git a/requirements/docs.txt b/requirements/docs.txt
index 4770c24b6d..1d8a157769 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -26,7 +26,7 @@ requests==2.18.4          # via sphinx
 six==1.11.0               # via packaging, sphinx
 snowballstemmer==1.2.1
 sphinx-rtd-theme==0.3.1
-sphinx==1.7.4
+sphinx==1.7.6
 sphinxcontrib-websupport==1.0.1  # via sphinx
 typing==3.6.4
 urllib3==1.22             # via requests