diff --git a/.gitignore b/.gitignore
index e0c7c89..994b3a6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,6 +36,7 @@ Temporary Items
 
 ## Build generated
 build/
+.build/
 DerivedData/
 
 ## Various settings
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 0000000..127ed6d
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,18 @@
+// swift-tools-version:4.0
+import PackageDescription
+
+let package = Package(
+    name: "MoreCodable",
+    products: [
+        .library(name: "MoreCodable", targets: ["MoreCodable"]),
+    ],
+    dependencies: [],
+    targets: [
+        .target(
+            name: "MoreCodable", 
+            path: "Sources/",
+            exclude: []
+        )
+    ],
+    swiftLanguageVersions: [4]
+)