diff --git a/.github/workflows/builds.yml b/.github/workflows/builds.yml
index 9c9a182a..e78724aa 100644
--- a/.github/workflows/builds.yml
+++ b/.github/workflows/builds.yml
@@ -25,23 +25,31 @@ jobs:
             version: "6.1"
           - os: ubuntu-latest
             version: "6.2"
+          - os: ubuntu-latest
+            version: "6.3"
+          - os: ubuntu-latest
+            version: "6.4"
           - os: macos-15
             version: "16.2" # Swift 6.0
           - os: macos-15
             version: "16.4" # Swift 6.1
-          - os: macos-latest
+          - os: macos-26
             version: "26.1" # Swift 6.2
+          - os: macos-26
+            version: "26.4"  # Swift 6.3
+          - os: xcode-27
+            version: "27"  # Swift 6.4
     steps:
       - if: startsWith(matrix.os, 'ubuntu')
         uses: vapor/swiftly-action@v0.2
         with:
           toolchain: ${{ matrix.version }}
-      - if: startsWith(matrix.os, 'macos')
+      - if: runner.os == 'macOS'
         name: Select Xcode
         run: sudo xcode-select -s "/Applications/Xcode_${{ matrix.version }}.app"
 
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Build and Test
         run: swift test
         env:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4ec5083b..c5b81c31 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -37,7 +37,7 @@ jobs:
     - if: startsWith(matrix.destination.name, 'macos')
       run: sudo xcode-select -s /Applications/Xcode_26.3.app
 
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: Update Version.swift
       run: echo "let version = \"${{ inputs.version }}\"" > Sources/Mockolo/Version.swift
     - name: Create the binary
@@ -80,7 +80,7 @@ jobs:
     outputs:
       checksum: ${{ steps.checksum.outputs.checksum }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Download all artifacts
         uses: actions/download-artifact@v8
         with:
@@ -121,7 +121,7 @@ jobs:
           mockolo.artifactbundle.zip
 
     - name: Publish to GitHub Releases
-      uses: softprops/action-gh-release@v2
+      uses: softprops/action-gh-release@v3
       with:
         name: ${{ inputs.version }}
         tag_name: ${{ inputs.version }}
diff --git a/install-script.sh b/install-script.sh
index 5debf37f..89396f03 100755
--- a/install-script.sh
+++ b/install-script.sh
@@ -65,9 +65,7 @@ echo "OUTPUT FILE = ${OUTFILE}"
 cd "$SRCDIR"
 rm -rf .build
 case $(uname -s) in
-    Linux*)     swift build -c release \
-                    -Xlinker -rpath -Xlinker /usr/lib/swift/linux \
-                    -Xlinker -rpath -Xlinker /usr/share/swift/usr/lib/swift/linux
+    Linux*)     swift build -c release --static-swift-stdlib
                 cd .build/release;;
     Darwin*)    swift build -c release --arch arm64 --arch x86_64
                 cd .build/apple/Products/Release;;