diff --git a/.swift-version b/.swift-version
index 9f55b2c..819e07a 100644
--- a/.swift-version
+++ b/.swift-version
@@ -1 +1 @@
-3.0
+5.0
diff --git a/Device.podspec b/Device.podspec
index 233f3a5..b074783 100644
--- a/Device.podspec
+++ b/Device.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "Device"
-  s.version      = "3.1.2"
+  s.version      = "4.0.0"
   s.summary      = "Light weight tool for detecting the current device and screen size written in swift."
 
   s.description  = "Swift library for detecting the running device's model and screen size. With the newer  devices, developers have more work to do. This library simplifies their job by allowing them to get information about the running device and easily target the ones they want."
diff --git a/Device.xcodeproj/project.pbxproj b/Device.xcodeproj/project.pbxproj
index b639b2a..259c365 100644
--- a/Device.xcodeproj/project.pbxproj
+++ b/Device.xcodeproj/project.pbxproj
@@ -359,6 +359,7 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 				Base,
 			);
@@ -516,7 +517,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -538,7 +539,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -598,6 +599,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = Ekhoo.Device;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -647,6 +649,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = Ekhoo.Device;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 5.0;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
@@ -670,7 +673,7 @@
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -693,7 +696,7 @@
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;
@@ -718,7 +721,7 @@
 				PRODUCT_NAME = Device;
 				SDKROOT = macosx;
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -744,7 +747,7 @@
 				PRODUCT_NAME = Device;
 				SDKROOT = macosx;
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -764,7 +767,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "Ekhoo.Device.Example-macOS";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = macosx;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -782,7 +785,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "Ekhoo.Device.Example-macOS";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = macosx;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
diff --git a/README.md b/README.md
index f6adb1a..a5ad63d 100644
--- a/README.md
+++ b/README.md
@@ -223,6 +223,9 @@ func myFunc() {
 }
 ```
 
+## Extensions
+* [DeviceLayout](https://github.com/cruisediary/DeviceLayout) - 📱AutoLayout can be set differently for each device
+
 # Author
 Lucas Ortis:
 - me@lucas-ortis.com