diff --git a/ios/engine/KMEI/KeymanEngine.xcodeproj/project.pbxproj b/ios/engine/KMEI/KeymanEngine.xcodeproj/project.pbxproj
index 1329b5c2a4..2987c2a16b 100644
--- a/ios/engine/KMEI/KeymanEngine.xcodeproj/project.pbxproj
+++ b/ios/engine/KMEI/KeymanEngine.xcodeproj/project.pbxproj
@@ -1607,6 +1607,7 @@
 		};
 		C06D37CB1F83204200F61AE0 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
+			platformFilter = ios;
 			target = C06D372A1F81F4E100F61AE0 /* KeymanEngine */;
 			targetProxy = C06D37CA1F83204200F61AE0 /* PBXContainerItemProxy */;
 		};
@@ -1971,6 +1972,7 @@
 				STRIP_INSTALLED_PRODUCT = NO;
 				STRIP_STYLE = all;
 				STRIP_SWIFT_SYMBOLS = NO;
+				SUPPORTS_MACCATALYST = NO;
 			};
 			name = Debug;
 		};
@@ -1980,6 +1982,7 @@
 			buildSettings = {
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SUPPORTS_MACCATALYST = NO;
 			};
 			name = Release;
 		};
@@ -2162,6 +2165,7 @@
 			buildSettings = {
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SUPPORTS_MACCATALYST = NO;
 			};
 			name = "Debug + Sentry";
 		};
diff --git a/ios/scripts/kme-universal.sh b/ios/scripts/kme-universal.sh
index d31c5957de..d4be1e71ec 100755
--- a/ios/scripts/kme-universal.sh
+++ b/ios/scripts/kme-universal.sh
@@ -1,8 +1,6 @@
 #!/bin/sh
 
-# Enabling the following option will cause build failures due to issues
-# with difficult-to-resolve XIB errors in compilation.
-#set -e
+set -e
 set -u
 
 ## START STANDARD BUILD SCRIPT INCLUDE
@@ -14,6 +12,8 @@ THIS_SCRIPT="$(greadlink -f "${BASH_SOURCE[0]}" 2>/dev/null || readlink -f "${BA
 SCHEME_NAME="KeymanEngine"
 FRAMEWORK_NAME="KeymanEngine"
 
+# CONFIGURATION: one of [Debug, Debug + Sentry, Release]
+#                - is auto-set by Xcode, is also managed by initial build script
 XCFRAMEWORK="${BUILD_DIR}/${CONFIGURATION}/${FRAMEWORK_NAME}.xcframework"
 
 IPHONE_ARCHIVE="${BUILD_DIR}/${CONFIGURATION}-iphoneos/${FRAMEWORK_NAME}.xcarchive"