diff --git a/ios.toolchain.cmake b/ios.toolchain.cmake
index bcda290..cdf7380 100644
--- a/ios.toolchain.cmake
+++ b/ios.toolchain.cmake
@@ -81,7 +81,7 @@
 #                   Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS
 #    MAC_CATALYST_ARM64 = Build for Apple Silicon macOS with Catalyst support (iOS toolchain on macOS).
 #                         Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS
-#    MAC_CATALYST_UNIVERSAL = OE_FIXME
+#    MAC_CATALYST_UNIVERSAL = Combined build for x86_64 and Apple Silicon on Catalyst.
 #
 # CMAKE_OSX_SYSROOT: Path to the SDK to use.  By default this is
 #    automatically determined from PLATFORM and xcodebuild, but