diff --git a/config/external/nss/nss.symbols b/config/external/nss/nss.symbols
index 7a968b6c8..9172407b2 100644
--- a/config/external/nss/nss.symbols
+++ b/config/external/nss/nss.symbols
@@ -216,7 +216,9 @@ NSS_CMSSignedData_Create
 NSS_CMSSignedData_CreateCertsOnly
 NSS_CMSSignedData_Destroy
 NSS_CMSSignedData_GetContentInfo
+NSS_CMSSignedData_GetDigestAlgs
 NSS_CMSSignedData_GetSignerInfo
+NSS_CMSSignedData_HasDigests
 NSS_CMSSignedData_ImportCerts
 NSS_CMSSignedData_SetDigestValue
 NSS_CMSSignedData_SignerInfoCount