diff --git a/OpenVPNAdapter.xcodeproj/project.pbxproj b/OpenVPNAdapter.xcodeproj/project.pbxproj
index 57aed9b..f0a7128 100644
--- a/OpenVPNAdapter.xcodeproj/project.pbxproj
+++ b/OpenVPNAdapter.xcodeproj/project.pbxproj
@@ -775,7 +775,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0820;
-				LastUpgradeCheck = 0930;
+				LastUpgradeCheck = 1020;
 				TargetAttributes = {
 					C9BB475B1E71663A00F3F98C = {
 						CreatedOnToolsVersion = 8.2.1;
@@ -785,7 +785,7 @@
 					C9BB478D1E71821A00F3F98C = {
 						CreatedOnToolsVersion = 8.2.1;
 						DevelopmentTeam = 2TWXCGG7R3;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1020;
 						ProvisioningStyle = Manual;
 					};
 					C9D2ABD81EA20F99007EDF9D = {
@@ -793,13 +793,13 @@
 					};
 					C9D2ABF21EA212A3007EDF9D = {
 						DevelopmentTeam = 2TWXCGG7R3;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1020;
 					};
 				};
 			};
 			buildConfigurationList = C91030FB1E471D760004DFFE /* Build configuration list for PBXProject "OpenVPNAdapter" */;
 			compatibilityVersion = "Xcode 8.0";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
@@ -1240,7 +1240,7 @@
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -1285,7 +1285,7 @@
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos";
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
@@ -1437,7 +1437,7 @@
 				SUPPORTED_PLATFORMS = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -1483,7 +1483,7 @@
 				SDKROOT = macosx;
 				SUPPORTED_PLATFORMS = macosx;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
diff --git a/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter iOS.xcscheme b/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter iOS.xcscheme
index 11230dc..b6344ff 100644
--- a/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter iOS.xcscheme	
+++ b/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter iOS.xcscheme	
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0930"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter macOS.xcscheme b/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter macOS.xcscheme
index 77d4e25..75a03e5 100644
--- a/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter macOS.xcscheme	
+++ b/OpenVPNAdapter.xcodeproj/xcshareddata/xcschemes/OpenVPNAdapter macOS.xcscheme	
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0930"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"