NEW YORK (CBSNewYork) – Nine members of the New York City Council are calling for the head of the city’s schools to be fired.

The council members sent a letter to Mayor Bill de Blasio saying Schools Chancellor Richard Carranza is dividing the city.

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“Since coming to New York City in April 2018, Chancellor Carranza has been rightfully focused on creating a more equitable school system, but his comments and actions have seemingly made the system even more divided,” the letter reads in part.

Web Extra: Read The Letter To Mayor De Blasio

They also claim he failed to establish a comprehensive academic agenda and prioritized hiring based on ethnic diversity rather than quality.

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The letter was signed by Robert Holden, Peter Koo, Joseph Borelli, Karen Koslowitz, Peter Abbate Jr., Paul Vallone, Eric Urlich, Chaim Deutsch and William Colton.

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Carranza tweeted Monday, saying “When students see themselves reflected in curriculum, WE see participation, attendance, GPA, grad rates, civic engagement, & critical thinking skills increase. Adopting a clear and consistent definition is a huge step for both Equity & Excellence for All! #AdvanceEquityNow.”

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Last week, the chancellor defended his agenda and announced his next steps to diversify and desegregate city schools.