diff --git a/build/osx/wxiphone_in.xcodeproj/project.pbxproj b/build/osx/wxiphone_in.xcodeproj/project.pbxproj
index 88a54150a7..2091243167 100644
--- a/build/osx/wxiphone_in.xcodeproj/project.pbxproj
+++ b/build/osx/wxiphone_in.xcodeproj/project.pbxproj
@@ -92,7 +92,14 @@
 			isa = PBXProject;
 			buildConfigurationList = 1DEB922208733DC00010E9CD /* Build configuration list for PBXProject "wxiphone_in" */;
 			compatibilityVersion = "Xcode 3.1";
+			developmentRegion = English;
 			hasScannedForEncodings = 1;
+			knownRegions = (
+				English,
+				Japanese,
+				French,
+				German,
+			);
 			mainGroup = 0867D691FE84028FC02AAC07 /* wxiPhone */;
 			productRefGroup = 034768DFFF38A50411DB9C8B /* Products */;
 			projectDirPath = "";
@@ -170,7 +177,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				OTHER_LDFLAGS = "-ObjC";
 				PREBINDING = NO;
-				SDKROOT = iphoneos3.1.2;
+				SDKROOT = iphoneos;
 				WXROOT = "$(PROJECT_DIR)/../..";
 			};
 			name = Debug;
@@ -183,7 +190,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				OTHER_LDFLAGS = "-ObjC";
 				PREBINDING = NO;
-				SDKROOT = iphoneos3.1.2;
+				SDKROOT = iphoneos;
 				WXROOT = "$(PROJECT_DIR)/../..";
 			};
 			name = Release;