diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b9e3e700d..1e88ea1b4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -56,7 +56,7 @@ jobs:
       # we want that the matrix keeps running, default is to cancel all if one fails.
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-15, windows-latest]
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
@@ -74,7 +74,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04, windows-2022, macos-latest]
+        os: [ubuntu-22.04, windows-2022, macos-15]
         electron: ${{ fromJson(needs.build.outputs.matrix) }}
         shard: [1, 2, 3, 4]
     env:
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 5d14f8c79..fc5560aea 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -28,7 +28,7 @@ jobs:
     #   - https://gh.io/supported-runners-and-hardware-resources
     #   - https://gh.io/using-larger-runners (GitHub.com only)
     # Consider using larger runners or machines with greater resources for possible analysis time improvements.
-    runs-on: ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
+    runs-on: ${{ (matrix.language == 'swift' && 'macos-15') || 'ubuntu-latest' }}
     permissions:
       # required for all workflows
       security-events: write