diff --git a/jvm-packages/xgboost4j-spark/src/main/scala/ml/dmlc/xgboost4j/scala/spark/params/GeneralParams.scala b/jvm-packages/xgboost4j-spark/src/main/scala/ml/dmlc/xgboost4j/scala/spark/params/GeneralParams.scala
index 83e49818d..8d0f60cfd 100644
--- a/jvm-packages/xgboost4j-spark/src/main/scala/ml/dmlc/xgboost4j/scala/spark/params/GeneralParams.scala
+++ b/jvm-packages/xgboost4j-spark/src/main/scala/ml/dmlc/xgboost4j/scala/spark/params/GeneralParams.scala
@@ -61,7 +61,7 @@ trait GeneralParams extends Params {
   /**
    * customized evaluation function provided by user. default: null
    */
-  val customEval = new Param[EvalTrait](this, "custom_obj", "customized evaluation function " +
+  val customEval = new Param[EvalTrait](this, "custom_eval", "customized evaluation function " +
     "provided by user")
 
   /**