diff --git a/TunnelKit.xcodeproj/project.pbxproj b/TunnelKit.xcodeproj/project.pbxproj
index e41cefc..bf8ee6a 100644
--- a/TunnelKit.xcodeproj/project.pbxproj
+++ b/TunnelKit.xcodeproj/project.pbxproj
@@ -1430,7 +1430,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1230;
-				LastUpgradeCheck = 1220;
+				LastUpgradeCheck = 1230;
 				ORGANIZATIONNAME = "Davide De Rosa";
 				TargetAttributes = {
 					0E05416825A232FD00EFC5FF = {
@@ -2365,6 +2365,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CLANG_ENABLE_OBJC_WEAK = YES;
 				CODE_SIGN_ENTITLEMENTS = TunnelKit/Demo/macOS/Demo.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = DTDYD63ZX9;
@@ -2388,6 +2389,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CLANG_ENABLE_OBJC_WEAK = YES;
 				CODE_SIGN_ENTITLEMENTS = TunnelKit/Demo/macOS/Demo.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = DTDYD63ZX9;
@@ -2408,6 +2410,7 @@
 			buildSettings = {
 				CLANG_ENABLE_OBJC_WEAK = YES;
 				CODE_SIGN_ENTITLEMENTS = TunnelKit/Demo/macOS/DemoTunnel.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = DTDYD63ZX9;
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -2429,6 +2432,7 @@
 			buildSettings = {
 				CLANG_ENABLE_OBJC_WEAK = YES;
 				CODE_SIGN_ENTITLEMENTS = TunnelKit/Demo/macOS/DemoTunnel.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = DTDYD63ZX9;
 				ENABLE_HARDENED_RUNTIME = YES;
diff --git a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-iOS.xcscheme b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-iOS.xcscheme
index 9f93602..520dbd4 100644
--- a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-iOS.xcscheme
+++ b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-iOS.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1220"
+   LastUpgradeVersion = "1230"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-macOS.xcscheme b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-macOS.xcscheme
index 69669c1..4baebee 100644
--- a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-macOS.xcscheme
+++ b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKit-macOS.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1220"
+   LastUpgradeVersion = "1230"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKitHost.xcscheme b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKitHost.xcscheme
index 71d45fd..9a63cfa 100644
--- a/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKitHost.xcscheme
+++ b/TunnelKit.xcodeproj/xcshareddata/xcschemes/TunnelKitHost.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1220"
+   LastUpgradeVersion = "1230"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"