Apple today launched announced the launch of a new screen replacement program for Series 2 and Series 3 Apple Watch models, due to cracking issues.

Apple says that “under very rare circumstances” a crack can form along the rounded edge of the screen is aluminum 2 and series 3 Apple Watch models, starting on one side of the screen and then continuing around it.

Customers with eligible Apple Watch model can have their Apple Watch screen replaced free of charge from Apple or an Apple Authorized Service provider if it is exhibiting this kind of crack. Affected customers can contact Apple Support for a mail-in repair, list an AASP, or visit an Apple retail store.

All Apple Watch series 2 and Series 3 models in aluminum are included in the repair program, with a list available in Apple’s support document.

Apple says that the new program cover eligible aluminum Apple Watch Series 2 and Series 3 oodles for three years after the first retake sale of the unit or one year from the start date of the program, whichever is longer.