diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 555c11ee77..bf1514ca49 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -19,7 +19,7 @@ jobs:
           sudo /usr/libexec/ApplicationFirewall/socketfilterfw --getglobalstate
       - name: Install libraries
         run: |
-          timeout 300 brew update || timeout 300 brew update || timeout 300 brew update
+          brew update
           brew install gdbm gmp libffi openssl@1.1 zlib autoconf automake libtool readline
       - name: Checkout # not using actions/checkout because it's unstable.
         run: git clone --depth=50 https://github.com/ruby/ruby .