diff --git a/polymer/eduke32/platform/Apple/EDuke32.xcodeproj/project.pbxproj b/polymer/eduke32/platform/Apple/EDuke32.xcodeproj/project.pbxproj
index ec7c0c95c..4cadd6aff 100644
--- a/polymer/eduke32/platform/Apple/EDuke32.xcodeproj/project.pbxproj
+++ b/polymer/eduke32/platform/Apple/EDuke32.xcodeproj/project.pbxproj
@@ -1815,7 +1815,7 @@
 		0008E64119F1A5AA0091588D /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0720;
+				LastUpgradeCheck = 0810;
 				ORGANIZATIONNAME = Voidpoint;
 				TargetAttributes = {
 					000C486B19F35516006E6B52 = {
@@ -2240,8 +2240,25 @@
 		0008E64519F1A5AA0091588D /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
 				ONLY_ACTIVE_ARCH = YES;
 			};
 			name = Debug;
@@ -2249,7 +2266,24 @@
 		0008E64619F1A5AA0091588D /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_OPTIMIZATION_LEVEL = 2;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
 				LLVM_LTO = YES;
 			};
 			name = Release;
@@ -3647,7 +3681,7 @@
 					../../../../../SDL_mixer,
 				);
 				INFOPLIST_FILE = iOS/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(SDKROOT)/usr/lib",
@@ -3758,7 +3792,7 @@
 					../../../../../SDL_mixer,
 				);
 				INFOPLIST_FILE = iOS/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(SDKROOT)/usr/lib",
@@ -3868,7 +3902,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = (
 					/usr/local/lib,
 					/usr/local/Cellar/zlib/1.2.8/lib,
@@ -3974,7 +4008,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = (
 					/usr/local/lib,
 					/usr/local/Cellar/zlib/1.2.8/lib,
@@ -4084,7 +4118,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = /usr/local/lib;
 				LLVM_LTO = NO;
 				ONLY_ACTIVE_ARCH = NO;
@@ -4187,7 +4221,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = /usr/local/lib;
 				LLVM_LTO = YES;
 				ONLY_ACTIVE_ARCH = NO;
@@ -4294,7 +4328,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = /usr/local/lib;
 				LLVM_LTO = NO;
 				ONLY_ACTIVE_ARCH = NO;
@@ -4397,7 +4431,7 @@
 					../../../../../SDL/include,
 					../../../../../SDL_mixer,
 				);
-				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LIBRARY_SEARCH_PATHS = /usr/local/lib;
 				LLVM_LTO = YES;
 				ONLY_ACTIVE_ARCH = NO;