diff --git a/net/sunrpc/auth_gss/gss_spkm3_mech.c b/net/sunrpc/auth_gss/gss_spkm3_mech.c
index 5840080..5bf11cc 100644
--- a/net/sunrpc/auth_gss/gss_spkm3_mech.c
+++ b/net/sunrpc/auth_gss/gss_spkm3_mech.c
@@ -102,6 +102,12 @@
 			alg_mode = CRYPTO_TFM_MODE_CBC;
 			setkey = 1;
 			break;
+		case NID_cast5_cbc:
+			/* XXXX here in name only, not used */
+			alg_name = "cast5";
+			alg_mode = CRYPTO_TFM_MODE_CBC;
+			setkey = 0; /* XXX will need to set to 1 */
+			break;
 		case NID_md5:
 			if (key.len == 0) {
 				dprintk("RPC: SPKM3 get_key: NID_md5 zero Key length\n");