diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 643a068..48445fc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,15 +9,15 @@ on:
     paths:
       - '.swiftlint.yml'
       - ".github/workflows/**"
-      - "Package.swift"
-      - "Source/**"
+      - "Package*.swift"
+      - "Sources/**"
       - "Tests/**"
 
 jobs:
   SwiftLint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: GitHub Action for SwiftLint
         uses: norio-nomura/action-swiftlint@3.2.1
         with:
@@ -34,16 +34,12 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - xcode: "Xcode_15.0"
-            runsOn: macos-13
-            name: "macOS 13, Xcode 15.0, Swift 5.9.0"
+          - xcode: "Xcode_16.4"
+            runsOn: macos-15
+            name: "macOS 15, Xcode 16.4, Swift 6.1"
             params: "-skipMacroValidation"
-          - xcode: "Xcode_14.3.1"
-            runsOn: macos-13
-            name: "macOS 13, Xcode 14.3.1, Swift 5.8.0"
-            params: ""
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: ${{ matrix.name }}
         run: xcodebuild test -scheme "Blade-Package" -destination "platform=macOS" clean -enableCodeCoverage YES ${{ matrix.params }} -resultBundlePath "test_output/${{ matrix.name }}.xcresult" || exit 1
       - name: Upload coverage reports to Codecov
@@ -66,18 +62,13 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - destination: "OS=17.0.1,name=iPhone 14 Pro"
-            name: "iOS 17.0.1"
-            xcode: "Xcode_15.0"
-            runsOn: macos-13
+          - destination: "platform=iOS Simulator,name=iPhone 16 Pro"
+            name: "iOS 18"
+            xcode: "Xcode_16.4"
+            runsOn: macos-15
             params: "-skipMacroValidation"
-          - destination: "OS=16.4,name=iPhone 14 Pro"
-            name: "iOS 16.4"
-            xcode: "Xcode_14.3.1"
-            runsOn: macos-13
-            params: ""
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: ${{ matrix.name }}
         run: xcodebuild test -scheme "Blade-Package" -destination "${{ matrix.destination }}" clean -enableCodeCoverage YES ${{ matrix.params }} -resultBundlePath "test_output/${{ matrix.name }}.xcresult" || exit 1
       - uses: actions/upload-artifact@v4
@@ -94,18 +85,13 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - destination: "OS=17.0,name=Apple TV"
-            name: "tvOS 17.0"
-            xcode: "Xcode_15.0"
-            runsOn: macos-13
+          - destination: "platform=tvOS Simulator,name=Apple TV"
+            name: "tvOS 18"
+            xcode: "Xcode_16.4"
+            runsOn: macos-15
             params: "-skipMacroValidation"
-          - destination: "OS=16.4,name=Apple TV"
-            name: "tvOS 16.4"
-            xcode: "Xcode_14.3.1"
-            runsOn: macos-13
-            params: ""
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: ${{ matrix.name }}
         run: xcodebuild test -scheme "Blade-Package" -destination "${{ matrix.destination }}" clean -enableCodeCoverage YES ${{ matrix.params }} -resultBundlePath "test_output/${{ matrix.name }}.xcresult" || exit 1
       - name: Upload coverage reports to Codecov
@@ -128,18 +114,13 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - destination: "OS=10.0,name=Apple Watch Series 9 (45mm)"
-            name: "watchOS 10.0"
-            xcode: "Xcode_15.0"
-            runsOn: macos-13
+          - destination: "platform=watchOS Simulator,name=Apple Watch Series 10 (46mm)"
+            name: "watchOS 11"
+            xcode: "Xcode_16.4"
+            runsOn: macos-15
             params: "-skipMacroValidation"
-          - destination: "OS=9.4,name=Apple Watch Series 8 (45mm)"
-            name: "watchOS 9.4"
-            xcode: "Xcode_14.3.1"
-            runsOn: macos-13
-            params: ""
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: ${{ matrix.name }}
         run: xcodebuild test -scheme "Blade-Package" -destination "${{ matrix.destination }}" clean -enableCodeCoverage YES ${{ matrix.params }} -resultBundlePath "test_output/${{ matrix.name }}.xcresult" || exit 1
       - name: Upload coverage reports to Codecov
@@ -162,22 +143,23 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - name: "Xcode 15"
-            xcode: "Xcode_15.0"
-            runsOn: macos-13
-          - name: "Xcode 14"
-            xcode: "Xcode_14.3.1"
-            runsOn: macos-13
+          - name: "Xcode 16"
+            xcode: "Xcode_16.4"
+            runsOn: macos-15
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      - name: Toolchain versions
+        run: |
+          swift --version
+          xcodebuild -version
       - name: ${{ matrix.name }}
         run: |
-          swift build -c release --target "Blade"
-          swift build -c release --target "BladeTCA"
+          swift build --target "Blade"
+          swift build --target "BladeTCA"
 
   merge-test-reports:
     needs: [iOS, macOS, watchOS, tvOS]
-    runs-on: macos-13
+    runs-on: macos-15
     steps:
       - name: Download artifacts
         uses: actions/download-artifact@v4
@@ -192,14 +174,11 @@ jobs:
 
   discover-typos:
     name: Discover Typos
-    runs-on: macOS-12
-    env:
-      DEVELOPER_DIR: /Applications/Xcode_14.1.app/Contents/Developer
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Discover typos
         run: |
-          export PATH="$PATH:/Library/Frameworks/Python.framework/Versions/3.11/bin"
           python3 -m pip install --upgrade pip
           python3 -m pip install codespell
           codespell --ignore-words-list="hart,inout,msdos,sur" --skip="./.build/*,./.git/*"