diff --git a/.circleci/config.yml b/.circleci/config.yml
index 410763f95..884454788 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -110,7 +110,7 @@ jobs:
     steps:
       - run:
           name: Check table of contents
-          command: npm install -g doctoc && make check_toc
+          command: sudo npm install -g doctoc && make check_toc
   lint:
     docker:
       - image: circleci/python:3.6