diff --git a/examples/protocols/https_x509_bundle/certs/DST_root.der b/examples/protocols/https_x509_bundle/certs/DST_root.der deleted file mode 100644 index 95500f6bd13..00000000000 Binary files a/examples/protocols/https_x509_bundle/certs/DST_root.der and /dev/null differ diff --git a/examples/protocols/https_x509_bundle/certs/ISRG_Root_X1.der b/examples/protocols/https_x509_bundle/certs/ISRG_Root_X1.der new file mode 100644 index 00000000000..9d2132e7f1e Binary files /dev/null and b/examples/protocols/https_x509_bundle/certs/ISRG_Root_X1.der differ