diff --git a/sqlcipher.xcodeproj/project.pbxproj b/sqlcipher.xcodeproj/project.pbxproj
index cd58b798..5cd6c3e0 100644
--- a/sqlcipher.xcodeproj/project.pbxproj
+++ b/sqlcipher.xcodeproj/project.pbxproj
@@ -245,7 +245,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				PREBINDING = NO;
-				SDKROOT = macosx;
+				SDKROOT = "$(PLATFORM_NAME)";
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator macosx iphoneos";
 			};
@@ -267,7 +267,7 @@
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				PREBINDING = NO;
-				SDKROOT = macosx;
+				SDKROOT = "$(PLATFORM_NAME)";
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator macosx iphoneos";
 			};