diff --git a/src/libraries/System.Security.Cryptography.Pkcs/tests/SignedCms/SignedCmsTests.cs b/src/libraries/System.Security.Cryptography.Pkcs/tests/SignedCms/SignedCmsTests.cs
index b1d0d480c05b12..fc5f4b8441069a 100644
--- a/src/libraries/System.Security.Cryptography.Pkcs/tests/SignedCms/SignedCmsTests.cs
+++ b/src/libraries/System.Security.Cryptography.Pkcs/tests/SignedCms/SignedCmsTests.cs
@@ -1848,7 +1848,7 @@ public static void ComputeSignature_SlhDsa_DefaultDigest()
                 useSigner =>
                 {
                     using (X509Certificate2 cert = Certificates.SlhDsaSha2_128s_Ietf.GetCertificate())
-                    using (SlhDsa key = SlhDsa.ImportSlhDsaSecretKey(SlhDsaAlgorithm.SlhDsaSha2_128s, SlhDsaTestData.IetfSlhDsaSha2_128sPrivateKeyValue))
+                    using (SlhDsa key = SlhDsa.ImportSlhDsaPrivateKey(SlhDsaAlgorithm.SlhDsaSha2_128s, SlhDsaTestData.IetfSlhDsaSha2_128sPrivateKeyValue))
                     {
                         useSigner(new CmsSigner(SubjectIdentifierType.SubjectKeyIdentifier, cert, key));
                     }