There are provided, inter alia, compositions and methods for treatment of cancer. The methods include administering to a subject in need a therapeutically effective amount of a Bruton's tyrosine kinase (BTK) antagonist and a ROR-1 antagonist. Further provided are pharmaceutical compositions including a BTK antagonist, ROR-1 antagonist and a pharmaceutically acceptable excipient. In embodiments, the BTK antagonist is ibrutinib and the ROR-1 antagonist is cirmtuzumab.