diff --git a/block/manager.go b/block/manager.go
index 20f026c9e7..4951abdeaa 100644
--- a/block/manager.go
+++ b/block/manager.go
@@ -216,7 +216,6 @@ func (m *Manager) AggregationLoop(ctx context.Context, lazy bool) {
 			}
 		}
 	} else {
-		<-timer.C
 		for {
 			select {
 			case <-ctx.Done():
diff --git a/node/full_node_integration_test.go b/node/full_node_integration_test.go
index 0327aeff2e..d98d3e2201 100644
--- a/node/full_node_integration_test.go
+++ b/node/full_node_integration_test.go
@@ -177,17 +177,17 @@ func TestLazyAggregator(t *testing.T) {
 	_, err = client.BroadcastTxCommit(context.Background(), []byte{0, 0, 0, 1})
 	assert.NoError(err)
 	time.Sleep(2 * time.Second)
-	assert.Equal(node.(*FullNode).Store.Height(), uint64(1))
+	assert.Equal(node.(*FullNode).Store.Height(), uint64(2))
 
 	_, err = client.BroadcastTxCommit(context.Background(), []byte{0, 0, 0, 2})
 	assert.NoError(err)
 	time.Sleep(2 * time.Second)
-	assert.Equal(node.(*FullNode).Store.Height(), uint64(2))
+	assert.Equal(node.(*FullNode).Store.Height(), uint64(3))
 
 	_, err = client.BroadcastTxCommit(context.Background(), []byte{0, 0, 0, 3})
 	assert.NoError(err)
 	time.Sleep(2 * time.Second)
-	assert.Equal(node.(*FullNode).Store.Height(), uint64(3))
+	assert.Equal(node.(*FullNode).Store.Height(), uint64(4))
 
 }