diff --git a/Package.swift b/Package.swift
index cb1c83f..8406e53 100644
--- a/Package.swift
+++ b/Package.swift
@@ -8,6 +8,9 @@ let exclude = ["PMKCoreLocation.h"] + ["CLGeocoder", "CLLocationManager"].flatMa
 
 let package = Package(
     name: "PMKCoreLocation",
+    platforms: [
+        .macOS(.v10_10), .iOS(.v8), .tvOS(.v9), .watchOS(.v3)
+    ],
     products: [
         .library(
             name: "PMKCoreLocation",