diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4d09adc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+.DS_Store
+/.build
+/Packages
+Package.resolved
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 0000000..5c5dceb
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,23 @@
+// swift-tools-version:5.0
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "HCKalmanFilter",
+    products: [
+        .library(
+            name: "HCKalmanFilter",
+            targets: ["HCKalmanFilter"]),
+    ],
+    dependencies: [
+        .package(url: "https://github.com/Jounce/Surge", from: "2.0.0"),
+    ],
+    targets: [
+        .target(
+            name: "HCKalmanFilter",
+            dependencies: ["Surge"],
+            path: "HCKalmanFilter"
+        )
+    ]
+)
\ No newline at end of file