Phosphate-free automatic dishwashing detergent compositions having a protease and a complexing agent

A phosphate-free automatic dishwashing cleaning composition comprising:

• i) a protease variant consisting of an amino acid sequence with at least 92% identity with SEQ ID NO:1, and the amino acid sequence comprising an amino acid substitution at a position corresponding to P54T of SEQ ID NO:
• 1;
• and
• ii) from 10 to 50% by weight of the composition of a complexing agent system comprising less than 30% by weight of the composition of citric acid, wherein the complexing agent system comprises a complexing agent selected from the group consisting of methyl glycine diacetic acid, glutamic-N,N-diacetic acid, iminodisuccinic acid, carboxy methyl inulin and mixtures thereof.