diff --git a/.github/workflows/build-xcframework-variant-slices.yml b/.github/workflows/build-xcframework-variant-slices.yml
index 13b9d5c114..213e2152ce 100644
--- a/.github/workflows/build-xcframework-variant-slices.yml
+++ b/.github/workflows/build-xcframework-variant-slices.yml
@@ -56,9 +56,9 @@ jobs:
   build-xcframework-variant-slices:
     name: ${{matrix.sdk}}
 
-    # We must compile this on an arm64 runner, cause it's required for visionOS. macos-14 uses arm64.
+    # We must compile this on an arm64 runner, cause it's required for visionOS. macos-15 uses arm64.
     # To see the available runners see https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories.
-    runs-on: macos-14
+    runs-on: macos-15
 
     strategy:
       matrix:
@@ -67,12 +67,8 @@ jobs:
     steps:
       - uses: actions/checkout@v5
 
-      # We have to compile on Xcode 15.2 because compiling on Xcode 15.4 fails with
-      # Data+SentryTracing.swift:21:62: error: 'ReadingOptions' aliases 'Foundation.ReadingOptions'
-      # and cannot be used here because C++ types from imported module 'Foundation' do not support
-      # library evolution; this is an error in the Swift 6 language mode
-      # We also can't use Xcode 16.x because validating the XCFramework then fails with Xcode 15.x.
-      - run: ./scripts/ci-select-xcode.sh 15.2
+      # We use Xcode 16.4 for building XCFrameworks as it's the standard version available on macos-15 runners.
+      - run: ./scripts/ci-select-xcode.sh 16.4
         shell: bash
 
       - name: Get version
@@ -109,7 +105,7 @@ jobs:
         env:
           VERSION: ${{ env.VERSION }}
         run: |
-          ./scripts/ci-select-xcode.sh 15.2
+          ./scripts/ci-select-xcode.sh 16.4
           make bump-version TO=$VERSION
 
       - name: Build ${{inputs.name}}${{inputs.suffix}} XCFramework slice for ${{matrix.sdk}}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 7d93881f76..88e23f4a48 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -106,7 +106,7 @@ jobs:
 
   validate-xcframework:
     name: Validate XCFramework
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [files-changed, assemble-xcframework-variant]
     # Run the job only for PRs with related changes or non-PR events.
     if: github.event_name != 'pull_request' || needs.files-changed.outputs.run_release_for_prs == 'true'
@@ -120,7 +120,7 @@ jobs:
         with:
           pattern: xcframework-${{github.sha}}-sentry-swiftui
           path: Carthage/
-      - run: ./scripts/ci-select-xcode.sh 15.4
+      - run: ./scripts/ci-select-xcode.sh 16.4
       - run: make build-xcframework-sample
       - name: Run CI Diagnostics
         if: failure()
@@ -131,7 +131,7 @@ jobs:
   # See https://github.community/t/github-sha-isnt-the-value-expected/17903/17906.
   validate-spm:
     name: Validate SPM Static
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [files-changed, assemble-xcframework-variant]
     # Run the job only for PRs with related changes or non-PR events.
     if: github.event_name != 'pull_request' || needs.files-changed.outputs.run_release_for_prs == 'true'
@@ -145,6 +145,7 @@ jobs:
         uses: ./.github/actions/prepare-package.swift
         with:
           is-pr: ${{ github.event_name == 'pull_request' }}
+      - run: ./scripts/ci-select-xcode.sh 16.4
       - run: swift build
         working-directory: Samples/macOS-SPM-CommandLine
       - name: Run CI Diagnostics
@@ -153,7 +154,7 @@ jobs:
 
   validate-spm-dynamic:
     name: Validate SPM Dynamic
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [files-changed, assemble-xcframework-variant]
     # Run the job only for PRs with related changes or non-PR events.
     if: github.event_name != 'pull_request' || needs.files-changed.outputs.run_release_for_prs == 'true'
@@ -167,6 +168,7 @@ jobs:
         uses: ./.github/actions/prepare-package.swift
         with:
           is-pr: ${{ github.event_name == 'pull_request' }}
+      - run: ./scripts/ci-select-xcode.sh 16.4
       - run: swift build
         working-directory: Samples/SPM-Dynamic
       - name: Run CI Diagnostics
@@ -175,7 +177,7 @@ jobs:
 
   swift-build:
     name: Build Swift Static
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [files-changed, assemble-xcframework-variant]
     # Run the job only for PRs with related changes or non-PR events.
     if: github.event_name != 'pull_request' || needs.files-changed.outputs.run_release_for_prs == 'true'
@@ -189,6 +191,7 @@ jobs:
         uses: ./.github/actions/prepare-package.swift
         with:
           is-pr: ${{ github.event_name == 'pull_request' }}
+      - run: ./scripts/ci-select-xcode.sh 16.4
       - run: swift build
       - name: Run CI Diagnostics
         if: failure()
@@ -196,7 +199,7 @@ jobs:
 
   validate-spm-visionos:
     name: Validate SPM Static visionOS
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [files-changed, assemble-xcframework-variant]
     # Run the job only for PRs with related changes or non-PR events.
     if: github.event_name != 'pull_request' || needs.files-changed.outputs.run_release_for_prs == 'true'
@@ -210,6 +213,7 @@ jobs:
         uses: ./.github/actions/prepare-package.swift
         with:
           is-pr: ${{ github.event_name == 'pull_request' }}
+      - run: ./scripts/ci-select-xcode.sh 16.4
       - run: set -o pipefail &&xcodebuild build -scheme visionOS-SPM -sdk xros -destination 'generic/platform=xros' | tee raw-build-output-spm-visionOS.log | xcbeautify
         working-directory: Samples/visionOS-SPM
       - name: Run CI Diagnostics
@@ -288,15 +292,16 @@ jobs:
   job_release:
     runs-on: ubuntu-latest
     name: "Release New Version"
-    needs: [
-      files-changed,
-      validate-xcframework,
-      validate-spm,
-      validate-spm-dynamic,
-      swift-build,
-      duplication-tests,
-      app-metrics,
-    ]
+    needs:
+      [
+        files-changed,
+        validate-xcframework,
+        validate-spm,
+        validate-spm-dynamic,
+        swift-build,
+        duplication-tests,
+        app-metrics,
+      ]
     if: ${{ github.event_name == 'workflow_dispatch' }}
     steps:
       - name: Get auth token
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 918e88a12f..edf1dd0536 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,8 @@
 - Change `value` and `type` of `SentryException` to be nullable (#6563)
 - Change the default trace context status to "ok" instead of "undefined" (#6611)
 - Remove `getHash` from SentryDsn (#6605)
+- The precompiled XCFramework is now built with Xcode 16. To submit to the App Store, [Apple now requires Xcode 16](https://developer.apple.com/news/upcoming-requirements/?id=02212025a).
+  If you need a precompiled XCFramework built with Xcode 15, continue using Sentry SDK 8.x.x.
 
 ### Features