diff --git a/.github/workflows/cli.yml b/.github/workflows/cli.yml
index eb57a3804..95c68403a 100644
--- a/.github/workflows/cli.yml
+++ b/.github/workflows/cli.yml
@@ -14,7 +14,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-24.04, macos-14]
+        os: [ubuntu-24.04, macos-15]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v6
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index fa6ac4741..1a67b36dc 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -171,7 +171,7 @@ jobs:
       matrix:
         features: ["default", "experimental-functions"]
     timeout-minutes: 30
-    runs-on: macos-14
+    runs-on: macos-15
     defaults:
       run:
         shell: bash
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 491275340..125642c98 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -271,7 +271,7 @@ jobs:
     timeout-minutes: 60
     strategy:
       matrix:
-        mac-runner: ["macos-14", "macos-15"]
+        mac-runner: ["macos-15", "macos-26"]
     runs-on: "${{ matrix.mac-runner }}"
     defaults:
       run: