The empty-issuer-cert.pem certificate was created with: wolfssl genkey rsa -size 2048 -out mykey -outform pem -output KEY wolfssl req -new -days 3650 -key mykey.priv -out empty-issuer-cert.pem -x509 Prior to this fix this command would error printing the certificate: wolfssl x509 -inform pem -in empty-issuer-cert.pem -text