diff --git a/VerticalSlider.xcodeproj/project.pbxproj b/VerticalSlider.xcodeproj/project.pbxproj
index 8aba2c7..655f872 100644
--- a/VerticalSlider.xcodeproj/project.pbxproj
+++ b/VerticalSlider.xcodeproj/project.pbxproj
@@ -98,6 +98,7 @@
 				TargetAttributes = {
 					C877292E1F21625800A411BA = {
 						CreatedOnToolsVersion = 8.3.3;
+						LastSwiftMigration = 1030;
 						ProvisioningStyle = Automatic;
 					};
 				};
@@ -107,6 +108,7 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 				Base,
 			);
@@ -269,7 +271,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.swiftnotions.ios.VerticalSlider;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = 1;
 			};
 			name = Debug;
@@ -282,7 +284,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.swiftnotions.ios.VerticalSlider;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = 1;
 			};
 			name = Release;
diff --git a/VerticalSlider/AppDelegate.swift b/VerticalSlider/AppDelegate.swift
index 32ec590..4597f98 100644
--- a/VerticalSlider/AppDelegate.swift
+++ b/VerticalSlider/AppDelegate.swift
@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 	var window: UIWindow?
 
 
-	func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+	func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
 		// Override point for customization after application launch.
 		return true
 	}
diff --git a/VerticalSlider/VerticalSlider.swift b/VerticalSlider/VerticalSlider.swift
index a66ab2b..8ae779b 100644
--- a/VerticalSlider/VerticalSlider.swift
+++ b/VerticalSlider/VerticalSlider.swift
@@ -129,7 +129,7 @@ class VerticalSlider: UIControl {
 				}
 		}
 
-		self.sendActions(for: UIControlEvents.valueChanged)
+		self.sendActions(for: UIControl.Event.valueChanged)
 
 		return true
 	}