From 854d79376669617bcf1b75cb43d13c068c14c717 Mon Sep 17 00:00:00 2001
From: barry-jin <barryjin1995@gmail.com>
Date: Tue, 17 Aug 2021 17:23:41 -0700
Subject: [PATCH] fix

---
 .github/workflows/link_check.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/link_check.yml b/.github/workflows/link_check.yml
index a2de5bc266dd..5ba0db68f1c4 100644
--- a/.github/workflows/link_check.yml
+++ b/.github/workflows/link_check.yml
@@ -35,6 +35,7 @@ jobs:
 
       - name: Install Dependencies
         run: |
+          sudo apt-get update
           sudo apt-get install -y libopenblas-dev ninja-build ccache python3-sphinx \
               pandoc gcc-7 g++-7 libopencv-dev protobuf-compiler libprotobuf-dev
           ccache -M 500M  # Limit the ccache size; Github's overall cache limit is 5GB