Kelly Clarkson is ending her nearly seven-year marriage to husband Brandon Blackstock.

Citing irreconcilable differences, the singer, 38, filed for divorce in Los Angeles on June 4, according to documents obtained by PEOPLE on Thursday. The papers list the couple’s separation date as “TBD.”

Clarkson and Blackstock, who wed in October 2013, share two kids: daughter River Rose, 6 on Friday, and son Remington Alexander, 4. He is also father to son Seth, 13, and daughter Savannah, 18, from a previous marriage.

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