diff --git a/Package.swift b/Package.swift
index d9b5d11..daa1b4b 100644
--- a/Package.swift
+++ b/Package.swift
@@ -5,6 +5,9 @@ import PackageDescription
 
 let package = Package(
     name: "Swexy",
+    platforms: [
+        .iOS(.v13), .macOS(.v10_15), .tvOS(.v13), .watchOS(.v6)
+    ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.
         .library(
diff --git a/Sources/Swexy/Combine/SubjectStream.swift b/Sources/Swexy/Combine/SubjectStream.swift
index 64ece9b..8f8fe82 100644
--- a/Sources/Swexy/Combine/SubjectStream.swift
+++ b/Sources/Swexy/Combine/SubjectStream.swift
@@ -5,8 +5,6 @@
 //  Created by Eric Rabil on 8/24/21.
 //
 
-#if canImport(Combine)
-
 import Foundation
 import Combine
 
@@ -14,7 +12,6 @@ import Combine
 @_silgen_name("dispatch_get_current_queue")
 func dispatch_get_current_queue() -> DispatchQueue
 
-@available(macOS 10.15, iOS 13.0, *)
 public class SubjectStream<Element> {
     private let subject = PassthroughSubject<Element, Never>()
     private let publisher: Publishers.Share<PassthroughSubject<Element, Never>>
@@ -86,4 +83,3 @@ public extension SubjectStream {
         return unsubscribe
     }
 }
-#endif