diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 94ef7a3..1d7f4f7 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -26,7 +26,7 @@ jobs:
     - name: Setup Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: 15
+        xcode-version: 16
     - name: Checkout
       uses: actions/checkout@v3
       with:
@@ -48,7 +48,7 @@ jobs:
     - name: Setup Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: 15
+        xcode-version: 16
     - name: Checkout
       uses: actions/checkout@v3
       with:
@@ -66,7 +66,7 @@ jobs:
     - name: Setup Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: 15
+        xcode-version: 16
     - name: Checkout
       uses: actions/checkout@v3
       with:
diff --git a/Package.swift b/Package.swift
index 290c737..8c7595f 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:6.0
+// swift-tools-version: 6.0
 import PackageDescription
 
 let package = Package(