diff --git a/codec/build/iOS/common/common.xcodeproj/project.pbxproj b/codec/build/iOS/common/common.xcodeproj/project.pbxproj
index 686cbac9..164db5c0 100644
--- a/codec/build/iOS/common/common.xcodeproj/project.pbxproj
+++ b/codec/build/iOS/common/common.xcodeproj/project.pbxproj
@@ -418,7 +418,12 @@
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
 				GCC_OPTIMIZATION_LEVEL = 3;
 				GCC_PREPROCESSOR_DEFINITIONS = "";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
@@ -440,7 +445,12 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				DSTROOT = /tmp/common.dst;
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
diff --git a/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj b/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
index 0ba79044..6833663d 100644
--- a/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
+++ b/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
@@ -551,7 +551,12 @@
 				DSTROOT = /tmp/welsdec.dst;
 				GCC_OPTIMIZATION_LEVEL = 3;
 				GCC_PREPROCESSOR_DEFINITIONS = "";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
@@ -577,7 +582,12 @@
 				CLANG_CXX_LIBRARY = "compiler-default";
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				DSTROOT = /tmp/welsdec.dst;
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
diff --git a/codec/build/iOS/enc/welsenc/welsenc.xcodeproj/project.pbxproj b/codec/build/iOS/enc/welsenc/welsenc.xcodeproj/project.pbxproj
index 10bf8d2e..d16efd08 100644
--- a/codec/build/iOS/enc/welsenc/welsenc.xcodeproj/project.pbxproj
+++ b/codec/build/iOS/enc/welsenc/welsenc.xcodeproj/project.pbxproj
@@ -632,13 +632,16 @@
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
 				GCC_OPTIMIZATION_LEVEL = 3;
 				GCC_PREPROCESSOR_DEFINITIONS = "";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
+					HAVE_NEON,
 				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = APPLE_IOS;
 				HEADER_SEARCH_PATHS = (
 					"$(SRCROOT)/../../../../common/inc",
 					"$(SRCROOT)/../../../../processing/interface",
@@ -664,13 +667,16 @@
 				DSTROOT = /tmp/welsenc.dst;
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
 				GCC_PREPROCESSOR_DEFINITIONS = "";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
+					HAVE_NEON,
 				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = APPLE_IOS;
 				HEADER_SEARCH_PATHS = (
 					"$(SRCROOT)/../../../../common/inc",
 					"$(SRCROOT)/../../../../processing/interface",
diff --git a/codec/processing/build/iOS/processing.xcodeproj/project.pbxproj b/codec/processing/build/iOS/processing.xcodeproj/project.pbxproj
index 506c3792..5851e2a9 100644
--- a/codec/processing/build/iOS/processing.xcodeproj/project.pbxproj
+++ b/codec/processing/build/iOS/processing.xcodeproj/project.pbxproj
@@ -540,7 +540,12 @@
 				DSTROOT = /tmp/processing.dst;
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
 				GCC_OPTIMIZATION_LEVEL = 3;
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);
@@ -570,7 +575,12 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				DSTROOT = /tmp/processing.dst;
 				GCC_C_LANGUAGE_STANDARD = "compiler-default";
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*]" = (
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=arm64]" = APPLE_IOS;
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7]" = (
+					APPLE_IOS,
+					HAVE_NEON,
+				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphoneos*][arch=armv7s]" = (
 					APPLE_IOS,
 					HAVE_NEON,
 				);