diff --git a/HTMLEntities-Carthage.xcodeproj/project.pbxproj b/HTMLEntities-Carthage.xcodeproj/project.pbxproj
index d7582c0..f06046c 100644
--- a/HTMLEntities-Carthage.xcodeproj/project.pbxproj
+++ b/HTMLEntities-Carthage.xcodeproj/project.pbxproj
@@ -287,7 +287,7 @@
 				SUPPORTED_PLATFORMS = "macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = SWIFT_PACKAGE;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 				USE_HEADERMAP = NO;
 				WATCHOS_DEPLOYMENT_TARGET = 2.0;
@@ -347,7 +347,7 @@
 				SUPPORTED_PLATFORMS = "macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = SWIFT_PACKAGE;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 				USE_HEADERMAP = NO;
 				WATCHOS_DEPLOYMENT_TARGET = 2.0;
diff --git a/HTMLEntities-Carthage.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/HTMLEntities-Carthage.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/HTMLEntities-Carthage.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>