Apple has released software updates for all four of its consumer operating systems—iOS, watchOS, tvOS, and macOS—to tackle an issue that allowed usage of the Indian Telugu character to cause those devices to crash.

The updates are labeled iOS 11.2.6, watchOS 4.2.3, tvOS 11.2.6, and macOS High Sierra 10.13.3, and they’re all available to download on supported devices right now.

The update notes for each release include the same key bullet point: