diff --git a/apple1.xcodeproj/project.pbxproj b/apple1.xcodeproj/project.pbxproj
index 3ee368e..968376e 100644
--- a/apple1.xcodeproj/project.pbxproj
+++ b/apple1.xcodeproj/project.pbxproj
@@ -423,7 +423,6 @@
 					"$(PROJECT_DIR)/v6502/",
 				);
 				MTL_ENABLE_DEBUG_INFO = YES;
-				SDKROOT = macosx;
 			};
 			name = Debug;
 		};
@@ -461,7 +460,6 @@
 					"$(PROJECT_DIR)/v6502/",
 				);
 				MTL_ENABLE_DEBUG_INFO = NO;
-				SDKROOT = macosx;
 			};
 			name = Release;
 		};