diff --git a/build/semesterly-base/requirements_base.txt b/build/semesterly-base/requirements_base.txt
index 202c2a8338..233062088f 100644
--- a/build/semesterly-base/requirements_base.txt
+++ b/build/semesterly-base/requirements_base.txt
@@ -67,7 +67,7 @@ sphinx-autobuild==0.6.0
 sphinxcontrib-inlinesyntaxhighlight==0.2
 sphinx-rtd-theme==0.1.9
 ssh-import-id==3.21
-supervisor==3.3.1
+supervisor==3.3.3
 toolz==0.7.4
 urllib3==1.24.1
 virtualenv==1.11.4