diff --git a/lib/stratum.js b/lib/stratum.js
index 0b1ab1e..c62705b 100644
--- a/lib/stratum.js
+++ b/lib/stratum.js
@@ -99,7 +99,10 @@ var StratumClient = function(options){
                 sendJson({
                     id: message.id,
                     result: [
-                        ["mining.notify", options.subscriptionId],
+                        [
+                            ["mining.set_difficulty", options.subscriptionId],
+                            ["mining.notify", options.subscriptionId]
+                        ],
                         extraNonce1,
                         extraNonce2Size
                     ],