diff --git a/mas-cli.xcodeproj/project.pbxproj b/mas-cli.xcodeproj/project.pbxproj
index 95167e6..92370e3 100644
--- a/mas-cli.xcodeproj/project.pbxproj
+++ b/mas-cli.xcodeproj/project.pbxproj
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 48;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -392,7 +392,7 @@
 				};
 			};
 			buildConfigurationList = ED031A731B5127C00097692E /* Build configuration list for PBXProject "mas-cli" */;
-			compatibilityVersion = "Xcode 9.3";
+			compatibilityVersion = "Xcode 8.0";
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
@@ -556,7 +556,6 @@
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.mphys.mas-cli";
-				SWIFT_COMPILATION_MODE = singlefile;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 4.0;
 				VERSIONING_SYSTEM = "apple-generic";
@@ -635,9 +634,8 @@
 				CONFIGURATION_BUILD_DIR = "$(PROJECT_DIR)/build";
 				PRODUCT_BUNDLE_IDENTIFIER = "com.mphys.mas-cli";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OBJC_BRIDGING_HEADER = "App/mas-cli-Bridging-Header.h";
-				SWIFT_OPTIMIZATION_LEVEL = "-O";
+				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
 			};
 			name = Release;
 		};
@@ -655,11 +653,7 @@
 				COPY_PHASE_STRIP = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				INFOPLIST_FILE = AppTests/Info.plist;
-				LD_RUNPATH_SEARCH_PATHS = (
-					"$(inherited)",
-					"@executable_path/../Frameworks",
-					"@loader_path/../Frameworks",
-				);
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 10.13;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.mphys.mas-cli.tests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -683,17 +677,12 @@
 				COPY_PHASE_STRIP = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				INFOPLIST_FILE = AppTests/Info.plist;
-				LD_RUNPATH_SEARCH_PATHS = (
-					"$(inherited)",
-					"@executable_path/../Frameworks",
-					"@loader_path/../Frameworks",
-				);
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 10.13;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.mphys.mas-cli.tests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = macosx;
-				SWIFT_COMPILATION_MODE = wholemodule;
-				SWIFT_OPTIMIZATION_LEVEL = "-O";
+				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
 				SWIFT_VERSION = 4.0;
 			};
 			name = Release;