diff --git a/library/oid.c b/library/oid.c
index f943c6d..1078608 100644
--- a/library/oid.c
+++ b/library/oid.c
@@ -328,6 +328,10 @@
         POLARSSL_MD_SHA512,   POLARSSL_PK_ECDSA,
     },
     {
+        { ADD_LEN( OID_RSASSA_PSS ),        "RSASSA-PSS",           "RSASSA-PSS" },
+        POLARSSL_MD_NONE,     POLARSSL_PK_RSASSA_PSS,
+    },
+    {
         { NULL, 0, NULL, NULL },
         0, 0,
     },