diff --git a/ObjIRC.xcodeproj/project.pbxproj b/ObjIRC.xcodeproj/project.pbxproj
index b5fe5f1..8d7173b 100644
--- a/ObjIRC.xcodeproj/project.pbxproj
+++ b/ObjIRC.xcodeproj/project.pbxproj
@@ -267,7 +267,6 @@
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PREPROCESSOR_DEFINITIONS = DEBUG;
 				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
-				GCC_VERSION = 4.2;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
@@ -290,7 +289,6 @@
 			buildSettings = {
 				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
 				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_VERSION = 4.2;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
@@ -317,7 +315,6 @@
 				FRAMEWORK_VERSION = A;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_VERSION = 4.2;
 				INFOPLIST_FILE = Info.plist;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WRAPPER_EXTENSION = framework;
@@ -334,7 +331,6 @@
 				DYLIB_CURRENT_VERSION = 1;
 				FRAMEWORK_VERSION = A;
 				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_VERSION = 4.2;
 				INFOPLIST_FILE = Info.plist;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WRAPPER_EXTENSION = framework;
@@ -382,6 +378,7 @@
 				4BBE6EC41338247A007EE595 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 		4BBE6EF313383659007EE595 /* Build configuration list for PBXNativeTarget "Tests" */ = {
 			isa = XCConfigurationList;
@@ -390,6 +387,7 @@
 				4BBE6EF513383659007EE595 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
 	};