diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e4dec4c4..011e8366 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,6 +46,7 @@ jobs:
       exclude_cxxstd: '98,03,0x,11,14'
       exclude_compiler: gcc-4.9,gcc-5,gcc-6,gcc-7,gcc-8,gcc-9,clang-3.9,clang-4.0,clang-5.0,clang-6.0,clang-7,clang-16
       timeout: 180
+      enable_multiarch: false
       # exclude clang-16 because it seems to use the c++14 standard library on ubuntu-24.04:
       # include/c++/14/bits/stl_pair.h:410:35: error: no matching function for call to 'get'
       # maybe similar to this: https://github.com/actions/runner-images/issues/9679