diff --git a/R-package/R/getinfo.xgb.DMatrix.R b/R-package/R/getinfo.xgb.DMatrix.R
index 26523699a..dc734bce1 100644
--- a/R-package/R/getinfo.xgb.DMatrix.R
+++ b/R-package/R/getinfo.xgb.DMatrix.R
@@ -35,7 +35,7 @@ getinfo <- function(object, ...){
 #' @param ... other parameters
 #' @rdname getinfo
 #' @method getinfo xgb.DMatrix
-setMethod("getinfo", signature = "xgb.DMatrix", 
+setMethod("getinfo", signature = "xgb.DMatrix",
           definition = function(object, name) {
               if (typeof(name) != "character") {
                   stop("xgb.getinfo: name must be character")
@@ -43,7 +43,7 @@ setMethod("getinfo", signature = "xgb.DMatrix",
               if (class(object) != "xgb.DMatrix") {
                   stop("xgb.setinfo: first argument dtrain must be xgb.DMatrix")
               }
-              if (name != "label" && name != "weight" && 
+              if (name != "label" && name != "weight" &&
                       name != "base_margin" && name != "nrow") {
                   stop(paste("xgb.getinfo: unknown info name", name))
               }
@@ -54,4 +54,3 @@ setMethod("getinfo", signature = "xgb.DMatrix",
               }
               return(ret)
           })
-
diff --git a/R-package/R/predict.xgb.Booster.handle.R b/R-package/R/predict.xgb.Booster.handle.R
index 685318f12..5788283da 100644
--- a/R-package/R/predict.xgb.Booster.handle.R
+++ b/R-package/R/predict.xgb.Booster.handle.R
@@ -5,14 +5,14 @@
 #' @param object Object of class "xgb.Boost.handle"
 #' @param ... Parameters pass to \code{predict.xgb.Booster}
 #' 
-setMethod("predict", signature = "xgb.Booster.handle", 
+setMethod("predict", signature = "xgb.Booster.handle",
           definition = function(object, ...) {
   if (class(object) != "xgb.Booster.handle"){
     stop("predict: model in prediction must be of class xgb.Booster.handle")
   }
-  
+
   bst <- xgb.handleToBooster(object)
-  
+
   ret = predict(bst, ...)
   return(ret)
 })