CHICAGO (CBS) — They’ve been striking for weeks, but workers at more Chicago hotels are back on the job.

The Hilton told CBS 2 it has worked out a contact so employees keep their healthcare even if they’re laid off during the  off-season winter months.

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That means workers will return to the Palmer House Hilton, the Drake, the Hilton Chicago and the DoubleTree on the Mag Mile.

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According to Unite Here1, the union representing the workers, the Inn of Chicago signed a contract with workers on Sunday.

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The union said workers at 10 hotels, including Hyatt properties, remain on strike.