diff --git a/.github/workflows/compilers.yml b/.github/workflows/compilers.yml
index 363539f5a6a86f..0f3e6c740baf1a 100644
--- a/.github/workflows/compilers.yml
+++ b/.github/workflows/compilers.yml
@@ -191,7 +191,7 @@ jobs:
         with: { sparse-checkout-cone-mode: false, sparse-checkout: /.github }
       - { uses: './.github/actions/setup/directories', with: { srcdir: 'src', builddir: 'build', makeup: true } }
       - { uses: './.github/actions/compilers', name: '-O0', with: { optflags: '-O0 -march=x86-64 -mtune=generic' } }
-      - { uses: './.github/actions/compilers', name: '-O3', with: { optflags: '-O3 -march=x86-64 -mtune=generic', check: true } }
+      # - { uses: './.github/actions/compilers', name: '-O3', with: { optflags: '-O3 -march=x86-64 -mtune=generic', check: true } }
       - { uses: './.github/actions/compilers', name: 'gmp',                 with: { append_configure: '--with-gmp', check: 'ruby/test_bignum.rb' } }
       - { uses: './.github/actions/compilers', name: 'jemalloc',            with: { append_configure: '--with-jemalloc' } }
       - { uses: './.github/actions/compilers', name: 'valgrind',            with: { append_configure: '--with-valgrind' } }