 On 15 April she received a letter from Olivia Robertson confirming that Omm Sety had been enrolled in the Fellowship of Isis, an interfaith spiritual movement focused on the goddess, on 23 March.On 21 April 1981 Omm Sety died in Abydos.The local health authority refused to allow her to be buried in the tomb she had constructed, so she was interred in an unmarked grave, facing the west, in the desert outside a Coptic cemetery.