diff --git a/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata b/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 00000000..919434a6
--- /dev/null
+++ b/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/Package.resolved b/Package.resolved
new file mode 100644
index 00000000..fe7b03b7
--- /dev/null
+++ b/Package.resolved
@@ -0,0 +1,16 @@
+{
+  "object": {
+    "pins": [
+      {
+        "package": "DynamicBlurView",
+        "repositoryURL": "https://github.com/KyoheiG3/DynamicBlurView",
+        "state": {
+          "branch": null,
+          "revision": "fbf91352ff3defee8e1fc7525696404bc3740a86",
+          "version": "5.0.4"
+        }
+      }
+    ]
+  },
+  "version": 1
+}
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 00000000..4251a440
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,42 @@
+// swift-tools-version:5.3
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "PopupDialog",
+    platforms: [
+        .iOS(.v10)
+    ],
+    products: [
+        // Products define the executables and libraries a package produces, and make them visible to other packages.
+        .library(
+            name: "PopupDialog",
+            targets: ["PopupDialog"])
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        .package(
+            name: "DynamicBlurView",
+            url: "https://github.com/KyoheiG3/DynamicBlurView",
+            from: "5.0.0"),
+        .package(
+            name: "Nimble",
+            path: "Example/Nimble"),
+        .package(
+            name: "FBSnapshotTestCase",
+            path: "Example/iOSSnapshotTestCase")
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages this package depends on.
+        .target(
+            name: "PopupDialog",
+            dependencies: ["DynamicBlurView"],
+            path: "PopupDialog/Classes"),
+        .testTarget(
+            name: "PopupDialogTests",
+            dependencies: ["PopupDialog", "Nimble", "FBSnapshotTestCase"],
+            path: "Tests")
+    ]
+)
diff --git a/PopupDialog/Classes/InteractiveTransition.swift b/PopupDialog/Classes/InteractiveTransition.swift
index 0f9f2f43..28182aa2 100644
--- a/PopupDialog/Classes/InteractiveTransition.swift
+++ b/PopupDialog/Classes/InteractiveTransition.swift
@@ -24,6 +24,7 @@
 //
 
 import Foundation
+import UIKit
 
 // Handles interactive transition triggered via pan gesture recognizer on dialog
 final internal class InteractiveTransition: UIPercentDrivenInteractiveTransition {
diff --git a/PopupDialog/Classes/PopupDialogOverlayView.swift b/PopupDialog/Classes/PopupDialogOverlayView.swift
index a1326c08..2999f2ad 100644
--- a/PopupDialog/Classes/PopupDialogOverlayView.swift
+++ b/PopupDialog/Classes/PopupDialogOverlayView.swift
@@ -24,6 +24,7 @@
 //
 
 import Foundation
+import UIKit
 import DynamicBlurView
 
 /// The (blurred) overlay view below the popup dialog