diff --git a/src/crypto/x509/x509_test.cc b/src/crypto/x509/x509_test.cc
index ecb6e7f..89c20e2 100644
--- a/src/crypto/x509/x509_test.cc
+++ b/src/crypto/x509/x509_test.cc
@@ -422,6 +422,23 @@
     "recgVPpVS7B+d9g4EwtZXIh4lodTBDHBBw==\n"
     "-----END CERTIFICATE-----\n";
 
+static const char kSANTypesRoot[] =
+    "-----BEGIN CERTIFICATE-----\n"
+    "MIICTTCCAbagAwIBAgIIAj5CwoHlWuYwDQYJKoZIhvcNAQELBQAwKzEXMBUGA1UE\n"
+    "ChMOQm9yaW5nU1NMIFRlc3QxEDAOBgNVBAMTB1Jvb3QgQ0EwHhcNMTUwMTAxMDAw\n"
+    "MDAwWhcNMjUwMTAxMDAwMDAwWjArMRcwFQYDVQQKEw5Cb3JpbmdTU0wgVGVzdDEQ\n"
+    "MA4GA1UEAxMHUm9vdCBDQTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA6Q5/\n"
+    "EQzmWuaGg3D2UQcuAngR9bIkkjjuJmICx5TxPqF3asCP1SJotl3iTNrghRE1wpJy\n"
+    "SY2BtIiXa7f8skRb2U0GcPkMxo/ps9+jaoRsQ1m+nbLQdpvD1/qZWcO45fNTA71J\n"
+    "1rPMokP+rcILuQG4VimUAySnDSghKamulFtK+Z8CAwEAAaN6MHgwDgYDVR0PAQH/\n"
+    "BAQDAgIEMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAPBgNVHRMBAf8E\n"
+    "BTADAQH/MBkGA1UdDgQSBBBAN9cB+0AvuBx+VAQnjFkBMBsGA1UdIwQUMBKAEEA3\n"
+    "1wH7QC+4HH5UBCeMWQEwDQYJKoZIhvcNAQELBQADgYEAc4N6hTE62/3gwg+kyc2f\n"
+    "c/Jj1mHrOt+0NRaBnmvbmNpsEjHS96Ef4Wt/ZlPXPkkv1C1VosJnOIMF3Q522wRH\n"
+    "bqaxARldS12VAa3gcWisDWD+SqSyDxjyojz0XDiJkTrFuCTCUiZO+1GLB7SO10Ms\n"
+    "d5YVX0c90VMnUhF/dlrqS9U=\n"
+    "-----END CERTIFICATE-----\n";
+
 // The following four certificates were generated with this Go program, varying
 // |includeNetscapeExtension| and defining rootKeyPEM and rootCertPEM to be
 // strings containing the kSANTypesRoot, above.