diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 25a910e9c..4a11b8022 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   build:
     name: Generate docs with jazzy and publish to Github pages
-    runs-on: macos-13-xlarge
+    runs-on: macos-14-xlarge
 
     steps:
       - name: Checkout
diff --git a/.github/workflows/env.properties b/.github/workflows/env.properties
index d1fa2bd69..405177060 100644
--- a/.github/workflows/env.properties
+++ b/.github/workflows/env.properties
@@ -1 +1 @@
-xcode_version=15.1
+xcode_version=15.4.0
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 89ab28de3..201ff1434 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   lint:
     name: Lint Swift code with SwiftFormat
-    runs-on: macos-13-xlarge
+    runs-on: macos-14-xlarge
 
     steps:
       - name: Checkout
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 8a4c520a3..2ac73dd31 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -10,7 +10,7 @@ jobs:
   spm:
     name: "iOS ${{ matrix.sdk }}"
 
-    runs-on: macos-13-xlarge
+    runs-on: macos-14-xlarge
 
     strategy:
       fail-fast: false # Don’t fail-fast so that we get all snapshot test changes
@@ -66,7 +66,7 @@ jobs:
   cocoapods:
     name: "CocoaPods"
 
-    runs-on: macos-13-xlarge
+    runs-on: macos-14-xlarge
 
     steps:
     - uses: actions/checkout@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2f8d843e..6591cd3ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Internal
 
+- Bump CI Xcode version to 15.4.
+
 # Past Releases
 
 ## [4.3.0] - 2024-09-18