diff --git a/Xcodes.xcodeproj/project.pbxproj b/Xcodes.xcodeproj/project.pbxproj
index d251ead..cc71e82 100644
--- a/Xcodes.xcodeproj/project.pbxproj
+++ b/Xcodes.xcodeproj/project.pbxproj
@@ -1107,6 +1107,7 @@
 					"@executable_path/../Frameworks",
 					"@loader_path/../Frameworks",
 				);
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.robotsandpencils.XcodesAppTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1374,6 +1375,7 @@
 					"@executable_path/../Frameworks",
 					"@loader_path/../Frameworks",
 				);
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.robotsandpencils.XcodesAppTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
@@ -1395,6 +1397,7 @@
 					"@executable_path/../Frameworks",
 					"@loader_path/../Frameworks",
 				);
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.robotsandpencils.XcodesAppTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;