diff --git a/apple/RetroArch_OSX.xcodeproj/project.pbxproj b/apple/RetroArch_OSX.xcodeproj/project.pbxproj
index a3a5faced1..70d60caf1b 100644
--- a/apple/RetroArch_OSX.xcodeproj/project.pbxproj
+++ b/apple/RetroArch_OSX.xcodeproj/project.pbxproj
@@ -177,7 +177,7 @@
 		96355CD51788E6E00010DBFA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0460;
+				LastUpgradeCheck = 0500;
 			};
 			buildConfigurationList = 96355CD81788E6E00010DBFA /* Build configuration list for PBXProject "RetroArch_OSX" */;
 			compatibilityVersion = "Xcode 3.2";
@@ -272,6 +272,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				HEADER_SEARCH_PATHS = "$(SRCROOT)/..";
+				ONLY_ACTIVE_ARCH = YES;
 			};
 			name = Debug;
 		};
@@ -286,7 +287,6 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(NATIVE_ARCH_ACTUAL)";
 				CLANG_CXX_LANGUAGE_STANDARD = "compiler-default";
 				CLANG_CXX_LIBRARY = "compiler-default";
 				CLANG_ENABLE_OBJC_ARC = YES;
@@ -344,7 +344,6 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(NATIVE_ARCH_ACTUAL)";
 				CLANG_CXX_LANGUAGE_STANDARD = "compiler-default";
 				CLANG_CXX_LIBRARY = "compiler-default";
 				CLANG_ENABLE_OBJC_ARC = YES;