diff --git a/miner-api/controller/controller.go b/miner-api/controller/controller.go
index 4526ef86c5..66f3778479 100644
--- a/miner-api/controller/controller.go
+++ b/miner-api/controller/controller.go
@@ -88,5 +88,4 @@ func (c *ProverTaskController) GetTask(ctx *gin.Context) {
 		return
 	}
 	ctx.JSON(http.StatusOK, task)
-
 }
diff --git a/miner-api/internal/orm/prover_task.go b/miner-api/internal/orm/prover_task.go
index 0be0990f0c..08633614c2 100644
--- a/miner-api/internal/orm/prover_task.go
+++ b/miner-api/internal/orm/prover_task.go
@@ -63,7 +63,7 @@ func (o *ProverTask) GetProverTasksByHashes(ctx context.Context, hashes []string
 
 func (o *ProverTask) GetProverTasksByProver(ctx context.Context, pubkey string) ([]*ProverTask, error) {
 	var proverTasks []*ProverTask
-	err := o.db.WithContext(ctx).Model(&ProverTask{}).Where(&ProverTask{ProverPublicKey: pubkey}).Order("id asc").Find(&proverTasks).Error
+	err := o.db.WithContext(ctx).Model(&ProverTask{}).Where(&ProverTask{ProverPublicKey: pubkey}).Order("created_at asc").Find(&proverTasks).Error
 	if err != nil {
 		return nil, fmt.Errorf("ProverTask.GetProverTasksByProver error: %w, prover %s", err, pubkey)
 	}
diff --git a/miner-api/test/prover_task_test.go b/miner-api/test/prover_task_test.go
index dc94758ee5..d1edbef1de 100644
--- a/miner-api/test/prover_task_test.go
+++ b/miner-api/test/prover_task_test.go
@@ -66,7 +66,7 @@ func testGetProverTasksByProver(t *testing.T) {
 }
 
 func testGetTotalRewards(t *testing.T) {
-	rewards := make(map[string]uint64)
+	rewards := make(map[string]decimal.Decimal)
 	getResp(t, fmt.Sprintf("%s/total_rewards?pubkey=%s", basicPath, proverPubkey), &rewards)
 	assert.Equal(t, decimal.NewFromInt(22), rewards["rewards"])
 }