diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index be25ea57..8a21b0c5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -51,6 +51,8 @@ jobs:
           # NB: Sync list with https://github.com/taiki-e/checkout-action/blob/HEAD/.github/workflows/ci.yml
           # --------------------------------------------------------------------
           # GitHub-hosted runners
+          - os: ubuntu-26.04
+          - os: ubuntu-26.04-arm
           - os: ubuntu-24.04
           - os: ubuntu-24.04-arm
           - os: ubuntu-22.04
@@ -147,8 +149,8 @@ jobs:
           # Arch-based
           - container: archlinux:latest # glibc
     runs-on: ${{ matrix.os || 'ubuntu-24.04' }}
-    timeout-minutes: 30
     container: ${{ matrix.container }}
+    timeout-minutes: 30
     steps:
       - name: Install requirements (old Debian)
         run: |