Deep inspection and ERR_CERT_WEAK_SIGNATURE_ALGORITHM

Hi all,

I have a problem with deep inspection. I selected the certificate used by SSL Inspection (certificate obtain from a domain controller after the fortigate csr) ; on IE it is working weel but On Chome navigator I have error like "ERR_CERT_WEAK_SIGNATURE_ALGORITHM"

How can i adress that problem on chrome navigator ?