diff --git a/src/tools/mac/dump_syms/dump_syms.xcodeproj/project.pbxproj b/src/tools/mac/dump_syms/dump_syms.xcodeproj/project.pbxproj
index 5b644e24..c98b6ac5 100644
--- a/src/tools/mac/dump_syms/dump_syms.xcodeproj/project.pbxproj
+++ b/src/tools/mac/dump_syms/dump_syms.xcodeproj/project.pbxproj
@@ -1251,7 +1251,7 @@
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 8B3102D411F0D60300FCF3E4 /* BreakpadDebug.xcconfig */;
 			buildSettings = {
-				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				HEADER_SEARCH_PATHS = (
 					../../..,
 					../../../common/mac/include/,
@@ -1264,7 +1264,7 @@
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 8B3102D511F0D60300FCF3E4 /* BreakpadRelease.xcconfig */;
 			buildSettings = {
-				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				HEADER_SEARCH_PATHS = (
 					../../..,
 					../../../common/mac/include/,
diff --git a/src/tools/mac/symupload/symupload.xcodeproj/project.pbxproj b/src/tools/mac/symupload/symupload.xcodeproj/project.pbxproj
index 903c66f1..b1dd6a11 100644
--- a/src/tools/mac/symupload/symupload.xcodeproj/project.pbxproj
+++ b/src/tools/mac/symupload/symupload.xcodeproj/project.pbxproj
@@ -371,7 +371,7 @@
 		1DEB927508733DD40010E9CD /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				GCC_PREPROCESSOR_DEFINITIONS = HAVE_MACH_O_NLIST_H;
 				HEADER_SEARCH_PATHS = (
 					../../..,
@@ -385,7 +385,7 @@
 		1DEB927608733DD40010E9CD /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"$(inherited)",
 					NDEBUG,