From e670d1b82a5fb3cd3ce4c57a11d58bd2a0ce56c9 Mon Sep 17 00:00:00 2001
From: Naka Masato <masatonaka1989@gmail.com>
Date: Wed, 4 Oct 2023 21:48:55 +0900
Subject: [PATCH] Update graphviz.yml

---
 .github/workflows/graphviz.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/graphviz.yml b/.github/workflows/graphviz.yml
index 4d876e4d..8b56b700 100644
--- a/.github/workflows/graphviz.yml
+++ b/.github/workflows/graphviz.yml
@@ -9,5 +9,6 @@ jobs:
     steps:
       - name: install graphviz
         run: |
-          apt install -y graphviz
+          apt-get update
+          apt-get install -y graphviz
           dot -V