diff --git a/Sources/FortuneWheel/FortuneWheel.swift b/Sources/FortuneWheel/FortuneWheel.swift
index 78dd51a..a5aa225 100644
--- a/Sources/FortuneWheel/FortuneWheel.swift
+++ b/Sources/FortuneWheel/FortuneWheel.swift
@@ -7,6 +7,7 @@
 
 import SwiftUI
 
+@available(macOS 11.0, *)
 @available(iOS 14.0, *)
 public struct FortuneWheel: View {
     
@@ -57,6 +58,7 @@ public struct FortuneWheel: View {
     }
 }
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 extension Color {
     
diff --git a/Sources/FortuneWheel/FortuneWheelViewModel.swift b/Sources/FortuneWheel/FortuneWheelViewModel.swift
index d37a6e6..bb13be6 100644
--- a/Sources/FortuneWheel/FortuneWheelViewModel.swift
+++ b/Sources/FortuneWheel/FortuneWheelViewModel.swift
@@ -7,6 +7,7 @@
 
 import SwiftUI
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 class FortuneWheelViewModel: ObservableObject {
     
diff --git a/Sources/FortuneWheel/SpinWheel/SpinWheelCell.swift b/Sources/FortuneWheel/SpinWheel/SpinWheelCell.swift
index dddce84..0b26c21 100644
--- a/Sources/FortuneWheel/SpinWheel/SpinWheelCell.swift
+++ b/Sources/FortuneWheel/SpinWheel/SpinWheelCell.swift
@@ -7,6 +7,7 @@
 
 import SwiftUI
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 struct SpinWheelCell: Shape {
     
diff --git a/Sources/FortuneWheel/SpinWheel/SpinWheelView.swift b/Sources/FortuneWheel/SpinWheel/SpinWheelView.swift
index 96b2556..17de7c3 100644
--- a/Sources/FortuneWheel/SpinWheel/SpinWheelView.swift
+++ b/Sources/FortuneWheel/SpinWheel/SpinWheelView.swift
@@ -7,6 +7,7 @@
 
 import SwiftUI
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 struct Triangle: Shape {
     public func path(in rect: CGRect) -> Path {
@@ -20,6 +21,7 @@ struct Triangle: Shape {
     }
 }
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 struct SpinWheelPointer: View {
     var pointerColor: Color
@@ -31,6 +33,7 @@ struct SpinWheelPointer: View {
     }
 }
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 struct SpinWheelBolt: View {
     var body: some View {
@@ -44,6 +47,7 @@ struct SpinWheelBolt: View {
     }
 }
 
+@available(macOS 10.15, *)
 @available(iOS 13.0, *)
 struct SpinWheelView: View {
     
@@ -51,12 +55,14 @@ struct SpinWheelView: View {
     
     private let colors: [Color]
     private let sliceOffset: Double = -.pi / 2
+    @available(macOS 10.15, *)
     
     init(data: [Double], labels: [String], colors: [Color]) {
         self.data = data
         self.labels = labels
         self.colors = colors
     }
+    @available(macOS 10.15.0, *)
     
     var body: some View {
         GeometryReader { geo in
diff --git a/Tests/FortuneWheelTests/FortuneWheelTests.swift b/Tests/FortuneWheelTests/FortuneWheelTests.swift
index ff7d7fc..609e23d 100644
--- a/Tests/FortuneWheelTests/FortuneWheelTests.swift
+++ b/Tests/FortuneWheelTests/FortuneWheelTests.swift
@@ -6,7 +6,7 @@ final class FortuneWheelTests: XCTestCase {
         // This is an example of a functional test case.
         // Use XCTAssert and related functions to verify your tests produce the correct
         // results.
-        XCTAssertEqual(FortuneWheel().text, "Hello, World!")
+        XCTAssertEqual(FortuneWheel(titles: [], size: 200, onSpinEnd: {_ in}).text, "Hello, World!")
     }
 
     static var allTests = [