diff --git a/Package.resolved b/Package.resolved
index 6e1244d..fe1c3c7 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -1,52 +1,50 @@
 {
-  "object": {
-    "pins": [
-      {
-        "package": "SourceKitten",
-        "repositoryURL": "https://github.com/jpsim/SourceKitten",
-        "state": {
-          "branch": null,
-          "revision": "817dfa6f2e09b0476f3a6c9dbc035991f02f0241",
-          "version": "0.32.0"
-        }
-      },
-      {
-        "package": "swift-argument-parser",
-        "repositoryURL": "https://github.com/apple/swift-argument-parser.git",
-        "state": {
-          "branch": null,
-          "revision": "e394bf350e38cb100b6bc4172834770ede1b7232",
-          "version": "1.0.3"
-        }
-      },
-      {
-        "package": "SwiftyBeaver",
-        "repositoryURL": "https://github.com/SwiftyBeaver/SwiftyBeaver.git",
-        "state": {
-          "branch": null,
-          "revision": "2c039501d6eeb4d4cd4aec4a8d884ad28862e044",
-          "version": "1.9.5"
-        }
-      },
-      {
-        "package": "SWXMLHash",
-        "repositoryURL": "https://github.com/drmohundro/SWXMLHash.git",
-        "state": {
-          "branch": null,
-          "revision": "6469881a3f30417c5bb02404ea4b69207f297592",
-          "version": "6.0.0"
-        }
-      },
-      {
-        "package": "Yams",
-        "repositoryURL": "https://github.com/jpsim/Yams.git",
-        "state": {
-          "branch": null,
-          "revision": "9ff1cc9327586db4e0c8f46f064b6a82ec1566fa",
-          "version": "4.0.6"
-        }
+  "pins" : [
+    {
+      "identity" : "sourcekitten",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/jpsim/SourceKitten",
+      "state" : {
+        "revision" : "fbd6bbcddffa97dca4b8a6b5d5a8246a430be9c7",
+        "version" : "0.36.0"
       }
-    ]
-  },
-  "version": 1
+    },
+    {
+      "identity" : "swift-argument-parser",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-argument-parser.git",
+      "state" : {
+        "revision" : "41982a3656a71c768319979febd796c6fd111d5c",
+        "version" : "1.5.0"
+      }
+    },
+    {
+      "identity" : "swiftybeaver",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/SwiftyBeaver/SwiftyBeaver.git",
+      "state" : {
+        "branch" : "1.9.5",
+        "revision" : "2c039501d6eeb4d4cd4aec4a8d884ad28862e044"
+      }
+    },
+    {
+      "identity" : "swxmlhash",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/drmohundro/SWXMLHash.git",
+      "state" : {
+        "revision" : "a853604c9e9a83ad9954c7e3d2a565273982471f",
+        "version" : "7.0.2"
+      }
+    },
+    {
+      "identity" : "yams",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/jpsim/Yams.git",
+      "state" : {
+        "revision" : "3036ba9d69cf1fd04d433527bc339dc0dc75433d",
+        "version" : "5.1.3"
+      }
+    }
+  ],
+  "version" : 2
 }
diff --git a/Package.swift b/Package.swift
index 142135f..d2033ee 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,11 +1,11 @@
-// swift-tools-version:5.3
+// swift-tools-version:5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
 
 let package = Package(
     name: "SwiftPlantUML",
-    platforms: [.macOS(.v10_11)],
+    platforms: [.macOS(.v12)],
     products: [
         .library(
             name: "SwiftPlantUMLFramework",
@@ -14,9 +14,9 @@ let package = Package(
         .executable(name: "swiftplantuml", targets: ["swiftplantuml"]),
     ],
     dependencies: [
-        .package(name: "SourceKitten", url: "https://github.com/jpsim/SourceKitten", from: "0.31.1"),
-        .package(name: "swift-argument-parser", url: "https://github.com/apple/swift-argument-parser.git", .upToNextMinor(from: "1.0.1")),
-        .package(name: "SwiftyBeaver", url: "https://github.com/SwiftyBeaver/SwiftyBeaver.git", .exact("1.9.5")),
+        .package(url: "https://github.com/jpsim/SourceKitten", from: "0.31.1"),
+        .package(url: "https://github.com/apple/swift-argument-parser.git", from: "1.1.0"),
+        .package(url: "https://github.com/SwiftyBeaver/SwiftyBeaver.git", branch: "1.9.5"),
     ],
     targets: [
         .target(
diff --git a/Sources/SwiftPlantUMLFramework/Configuration/PageTexts.swift b/Sources/SwiftPlantUMLFramework/Configuration/PageTexts.swift
index d810bcd..f6fe77b 100644
--- a/Sources/SwiftPlantUMLFramework/Configuration/PageTexts.swift
+++ b/Sources/SwiftPlantUMLFramework/Configuration/PageTexts.swift
@@ -1,7 +1,7 @@
 import Foundation
 /// Descriptive texts ("common commands") you can add around your diagram
 public struct PageTexts: Codable {
-    internal init(header: String? = nil, title: String? = nil, legend: String? = nil, caption: String? = nil, footer: String? = nil) {
+    public init(header: String? = nil, title: String? = nil, legend: String? = nil, caption: String? = nil, footer: String? = nil) {
         self.header = header
         self.title = title
         self.legend = legend