diff --git a/NSDate+TimeAgo.podspec b/NSDate+TimeAgo.podspec
index 09204db..2c716f5 100644
--- a/NSDate+TimeAgo.podspec
+++ b/NSDate+TimeAgo.podspec
@@ -2,7 +2,7 @@ Pod::Spec.new do |s|
   s.ios.deployment_target = '5.0'
   s.osx.deployment_target = '10.7'
   s.name                  = 'NSDate+TimeAgo'
-  s.version               = '1.0.6'
+  s.version               = '1.2.2'
   s.summary               = 'A "time ago", "time since", "relative date", or "fuzzy date" category for NSDate and iOS, Objective-C, Cocoa Touch, iPhone, iPad.'
   s.homepage              = 'https://github.com/kevinlawler/NSDate-TimeAgo'
   s.license               = { :type => 'ISC', :file => 'LICENSE' }
diff --git a/NSDateTimeAgo.xcodeproj/project.pbxproj b/NSDateTimeAgo.xcodeproj/project.pbxproj
index 2607386..83570b2 100644
--- a/NSDateTimeAgo.xcodeproj/project.pbxproj
+++ b/NSDateTimeAgo.xcodeproj/project.pbxproj
@@ -187,7 +187,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0700;
-				LastUpgradeCheck = 0800;
+				LastUpgradeCheck = 1020;
 				ORGANIZATIONNAME = "Kevin Lawler";
 				TargetAttributes = {
 					535788311CD03AAB00F72193 = {
@@ -195,7 +195,7 @@
 					};
 					833CD3771BCD9BD90085A751 = {
 						CreatedOnToolsVersion = 7.0.1;
-						LastSwiftMigration = 0800;
+						LastSwiftMigration = 1020;
 					};
 					83AC39081BD066C500A9C7F7 = {
 						CreatedOnToolsVersion = 7.0.1;
@@ -205,10 +205,11 @@
 			};
 			buildConfigurationList = 833CD3721BCD9BD90085A751 /* Build configuration list for PBXProject "NSDateTimeAgo" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
+				Base,
 			);
 			mainGroup = 833CD36E1BCD9BD90085A751;
 			productRefGroup = 833CD3791BCD9BD90085A751 /* Products */;
@@ -304,6 +305,7 @@
 				PRODUCT_NAME = NSDateTimeAgo;
 				SDKROOT = macosx;
 				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 4.0;
 			};
 			name = Debug;
 		};
@@ -328,6 +330,7 @@
 				SDKROOT = macosx;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 4.0;
 			};
 			name = Release;
 		};
@@ -335,17 +338,28 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -373,6 +387,7 @@
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -383,17 +398,28 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
@@ -413,6 +439,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 				VERSIONING_SYSTEM = "apple-generic";
@@ -425,6 +452,7 @@
 			buildSettings = {
 				APPLICATION_EXTENSION_API_ONLY = YES;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "";
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -437,7 +465,7 @@
 				PRODUCT_NAME = NSDateTimeAgo;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -446,6 +474,7 @@
 			buildSettings = {
 				APPLICATION_EXTENSION_API_ONLY = YES;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "";
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -458,7 +487,7 @@
 				PRODUCT_NAME = NSDateTimeAgo;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -469,7 +498,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.kevinlawler.NSDateTimeAgoTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.0;
 			};
 			name = Debug;
 		};
@@ -481,7 +510,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.kevinlawler.NSDateTimeAgoTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.0;
 			};
 			name = Release;
 		};
diff --git a/NSDateTimeAgo.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/NSDateTimeAgo.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/NSDateTimeAgo.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>
diff --git a/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo-OSX.xcscheme b/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo-OSX.xcscheme
index 98920d1..0fb4103 100644
--- a/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo-OSX.xcscheme
+++ b/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo-OSX.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0800"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo.xcscheme b/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo.xcscheme
index 2baf640..deb47e5 100644
--- a/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo.xcscheme
+++ b/NSDateTimeAgo.xcodeproj/xcshareddata/xcschemes/NSDateTimeAgo.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0800"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"