The present invention relates to stable aqueous formulations comprising at least 5 mg/mL CD-RAP and a charged amino acid, said amino acid preferably having a net charge at a pH between about 6 and 8. The ingredients of the formulation preferably provide stability over repeated freeze-thaw cycles. In a preferred aspect, the formulation is for use in therapy, preferably for use in the treatment of inflammatory disorders, preferably osteoarthritis. Furthermore, a kit comprising the formulation of the invention is provided.