diff --git a/x509roots/fallback/bundle.go b/x509roots/fallback/bundle.go
index 35d7c1c550..80ce10fe3c 100644
--- a/x509roots/fallback/bundle.go
+++ b/x509roots/fallback/bundle.go
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 -----END CERTIFICATE-----
+# CN=SecureSign Root CA12,O=Cybertrust Japan Co.\, Ltd.,C=JP
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+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
+# CN=SecureSign Root CA14,O=Cybertrust Japan Co.\, Ltd.,C=JP
+# 4b009c1034494f9ab56bba3ba1d62731fc4d20d8955adcec10a925607261e338
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
+# CN=SecureSign Root CA15,O=Cybertrust Japan Co.\, Ltd.,C=JP
+# e778f0f095fe843729cd1a0082179e5314a9c291442805e1fb1d8fb6b8886c3a
+-----BEGIN CERTIFICATE-----
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 # CN=SecureSign RootCA11,O=Japan Certification Services\, Inc.,C=JP
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 -----BEGIN CERTIFICATE-----
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 -----END CERTIFICATE-----
+# CN=TWCA CYBER Root CA,OU=Root CA,O=TAIWAN-CA,C=TW
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+-----BEGIN CERTIFICATE-----
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 # CN=TWCA Global Root CA,OU=Root CA,O=TAIWAN-CA,C=TW
 # 59769007f7685d0fcd50872f9f95d5755a5b2b457d81f3692b610a98672f0e1b
 -----BEGIN CERTIFICATE-----