diff --git a/Package.swift b/Package.swift
index 2f7000a..7219a7a 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// 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
@@ -6,11 +6,12 @@ import PackageDescription
 let package = Package(
     name: "FontAwesomeSwiftUI",
     platforms: [
-            .macOS(.v10_15),
-            .iOS(.v13),
-            .tvOS(.v13),
-            .watchOS(.v6)
-        ],
+        .macOS(.v12),
+        .iOS(.v15),
+        .tvOS(.v13),
+        .watchOS(.v6),
+        .visionOS(.v1)
+    ],
     products: [
         .library(
             name: "FontAwesomeSwiftUI",
diff --git a/Sources/FontAwesomeSwiftUI/FontAwesome.swift b/Sources/FontAwesomeSwiftUI/FontAwesome.swift
index d55f0a9..890527a 100644
--- a/Sources/FontAwesomeSwiftUI/FontAwesome.swift
+++ b/Sources/FontAwesomeSwiftUI/FontAwesome.swift
@@ -16,7 +16,6 @@ public struct FontAwesome {
     }
 }
 
-@available(iOS 13.0, OSX 10.15, *)
 public extension SwiftUI.Font {
     static func awesome(style: FontStyle, size: CGFloat) -> SwiftUI.Font {
         return SwiftUI.Font.custom(style.rawValue, size: size)
diff --git a/Sources/FontAwesomeSwiftUI/FontRegister.swift b/Sources/FontAwesomeSwiftUI/FontRegister.swift
index 5986461..d7e6676 100644
--- a/Sources/FontAwesomeSwiftUI/FontRegister.swift
+++ b/Sources/FontAwesomeSwiftUI/FontRegister.swift
@@ -5,36 +5,34 @@
 //  Created by khoa on 18/10/2020.
 //
 
-#if os(iOS) || os(tvOS)
-import UIKit
+#if os(OSX)
+    import AppKit
 #else
-import AppKit
+    import UIKit
 #endif
 
 final class FontRegister {
-    #if os(iOS) || os(tvOS)
-    func register(fontName: String) {
-        guard let url = self.url(fontName: fontName) else {
-            assertionFailure("Can not locate font \(fontName)")
-            return
-        }
-
-        var error: Unmanaged<CFError>?
-        if !CTFontManagerRegisterFontsForURL(url as CFURL, .process, &error) {
-            if let error = error {
-                let description: CFString = CFErrorCopyDescription(error.takeUnretainedValue())
-                assertionFailure("Can not locate font \(fontName). Reason \(description)")
-            } else {
-                assertionFailure("Can not register font \(fontName)")
+    #if os(iOS) || os(tvOS) || os(visionOS)
+        func register(fontName: String) {
+            guard let url = self.url(fontName: fontName) else {
+                assertionFailure("Can not locate font \(fontName)")
+                return
+            }
+    
+            var error: Unmanaged<CFError>?
+            if !CTFontManagerRegisterFontsForURL(url as CFURL, .process,    &error) {
+                if let error = error {
+                    let description: CFString =     CFErrorCopyDescription(error    .takeUnretainedValue())
+                    assertionFailure("Can not locate font \(fontName).  Reason \(description)")
+                } else {
+                    assertionFailure("Can not register font \(fontName)")
+                }
             }
         }
-    }
 
     #else
 
-    func register(fontName: String) {
-        
-    }
+        func register(fontName: String) {}
 
     #endif