diff --git a/src/models/StratumV1Client.ts b/src/models/StratumV1Client.ts
index 5256ccb..ec7d13e 100644
--- a/src/models/StratumV1Client.ts
+++ b/src/models/StratumV1Client.ts
@@ -41,7 +41,7 @@ export class StratumV1Client {
     private statistics: StratumV1ClientStatistics;
     private stratumInitialized = false;
     private usedSuggestedDifficulty = false;
-    private sessionDifficulty: number = 16384;
+    private sessionDifficulty: number = 1000000;
 
     private clientEntity: ClientEntity;
     private creatingEntity: Promise<void>;
diff --git a/src/models/StratumV1ClientStatistics.ts b/src/models/StratumV1ClientStatistics.ts
index 47b7c1e..b05b36d 100644
--- a/src/models/StratumV1ClientStatistics.ts
+++ b/src/models/StratumV1ClientStatistics.ts
@@ -109,7 +109,7 @@ export class StratumV1ClientStatistics {
 
         // miner hasn't submitted shares in one minute
         if (this.submissionCache.length < 5) {
-            if ((new Date().getTime() - this.submissionCacheStart.getTime()) / 1000 > 60) {
+            if ((new Date().getTime() - this.submissionCacheStart.getTime()) / 5000 > 60) {
                 return this.nearestPowerOfTwo(clientDifficulty / 6);
             } else {
                 return null;