diff --git a/xml/System.Security.Cryptography.X509Certificates/X509CertificateLoader.xml b/xml/System.Security.Cryptography.X509Certificates/X509CertificateLoader.xml
index 79ef212173b..c02da299710 100644
--- a/xml/System.Security.Cryptography.X509Certificates/X509CertificateLoader.xml
+++ b/xml/System.Security.Cryptography.X509Certificates/X509CertificateLoader.xml
@@ -28,7 +28,7 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <summary>To be added.</summary>
+    <summary>Provides methods for loading an X.509 certificate or a PKCS#12 PFX containing certificates.</summary>
     <remarks>To be added.</remarks>
   </Docs>
   <Members>