diff --git a/src/ssl.c b/src/ssl.c
index 582e9660c..c250f0efc 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -13311,14 +13311,26 @@ int wolfSSL_RSA_sign(int type, const unsigned char* m,
     }
 
     switch (type) {
+    #ifndef WOLFSSL_MD2
         case NID_md2:       type = MD2h;    break;
+    #endif
+    #ifndef NO_MD5
         case NID_md5:       type = MD5h;    break;
+    #endif
+    #ifndef NO_SHA
         case NID_sha1:      type = SHAh;    break;
+    #endif
+    #ifndef NO_SHA256
         case NID_sha256:    type = SHA256h; break;
+    #endif
+    #ifdef WOLFSSL_SHA384
         case NID_sha384:    type = SHA384h; break;
+    #endif
+    #ifdef WOLFSSL_SHA512
         case NID_sha512:    type = SHA512h; break;
+    #endif
         default:
-            WOLFSSL_MSG("This NID (md type) is not yet implemented");
+            WOLFSSL_MSG("This NID (md type) not configured or not implemented");
             return 0;
     }