diff --git a/Mantis.xcodeproj/project.pbxproj b/Mantis.xcodeproj/project.pbxproj
index 728dce40..164643cb 100644
--- a/Mantis.xcodeproj/project.pbxproj
+++ b/Mantis.xcodeproj/project.pbxproj
@@ -914,6 +914,8 @@
 			buildSettings = {
 				LD = /usr/bin/true;
 				OTHER_SWIFT_FLAGS = "-swift-version 5 -I $(TOOLCHAIN_DIR)/usr/lib/swift/pm/4_2 -target x86_64-apple-macosx10.10 -sdk /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -package-description-version 5.1";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = YES;
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
@@ -924,6 +926,8 @@
 			buildSettings = {
 				LD = /usr/bin/true;
 				OTHER_SWIFT_FLAGS = "-swift-version 5 -I $(TOOLCHAIN_DIR)/usr/lib/swift/pm/4_2 -target x86_64-apple-macosx10.10 -sdk /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -package-description-version 5.1";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = YES;
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
@@ -1137,6 +1141,8 @@
 				PRODUCT_MODULE_NAME = "$(TARGET_NAME:c99extidentifier)";
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = YES;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "$(inherited)";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
@@ -1171,6 +1177,8 @@
 				PRODUCT_MODULE_NAME = "$(TARGET_NAME:c99extidentifier)";
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = YES;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "$(inherited)";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";