diff --git a/demo/README.md b/demo/README.md
index 1c6797304..c1f9a210c 100644
--- a/demo/README.md
+++ b/demo/README.md
@@ -1,8 +1,8 @@
 XGBoost Examples
 ====
-This folder contains the all example codes using xgboost. 
+This folder contains all the code examples using xgboost. 
 
-* Contribution of exampls, benchmarks is more than welcomed!
+* Contribution of examples, benchmarks is more than welcome!
 * If you like to share how you use xgboost to solve your problem, send a pull request:)
  
 Features Walkthrough
@@ -12,7 +12,7 @@ This is a list of short codes introducing different functionalities of xgboost a
   [python](guide-python/basic_walkthrough.py)
   [R](../R-package/demo/basic_walkthrough.R)
   [Julia](https://github.com/antinucleon/XGBoost.jl/blob/master/demo/basic_walkthrough.jl)
-* Cutomize loss function, and evaluation metric
+* Customize loss function, and evaluation metric
   [python](guide-python/custom_objective.py)
   [R](../R-package/demo/custom_objective.R)
   [Julia](https://github.com/antinucleon/XGBoost.jl/blob/master/demo/custom_objective.jl)
diff --git a/src/tree/model.h b/src/tree/model.h
index 8049a1608..aa9ad2794 100644
--- a/src/tree/model.h
+++ b/src/tree/model.h
@@ -437,7 +437,6 @@ class TreeModel {
            << ",missing=" << nodes[nid].cdefault();
       }
       if (with_stats) {
-        fo << ' ';
         stat(nid).Print(fo, false);
       }
       fo << '\n';
@@ -460,9 +459,9 @@ struct RTreeNodeStat {
   /*! \brief print information of current stats to fo */
   inline void Print(std::stringstream &fo, bool is_leaf) const {
     if (!is_leaf) {
-      fo << "gain=" << loss_chg << ",cover=" << sum_hess;
+      fo << ",gain=" << loss_chg << ",cover=" << sum_hess;
     } else {
-      fo << "cover=" << sum_hess;
+      fo << ",cover=" << sum_hess;
     }
   }
 };