diff --git a/scala-package/examples/scripts/run_train_mnist.sh b/scala-package/examples/scripts/run_train_mnist.sh
index ea53c1ade66f..dbf6ae854192 100755
--- a/scala-package/examples/scripts/run_train_mnist.sh
+++ b/scala-package/examples/scripts/run_train_mnist.sh
@@ -19,15 +19,31 @@
 
 set -e
 
+hw_type=cpu
+if [[ $1 = gpu ]]
+then
+    hw_type=gpu
+fi
+
+platform=linux-x86_64
+
+if [[ $OSTYPE = [darwin]* ]]
+then
+    platform=osx-x86_64
+    hw_type=cpu
+fi
+
 MXNET_ROOT=$(cd "$(dirname $0)/../../.."; pwd)
 echo $MXNET_ROOT
-CLASS_PATH=$MXNET_ROOT/scala-package/assembly/linux-x86_64-cpu/target/*:$MXNET_ROOT/scala-package/examples/target/*:$MXNET_ROOT/scala-package/examples/target/classes/lib/*:$MXNET_ROOT/scala-package/infer/target/*
+CLASS_PATH=$MXNET_ROOT/scala-package/assembly/$platform-$hw_type/target/*:$MXNET_ROOT/scala-package/examples/target/*:$MXNET_ROOT/scala-package/examples/target/classes/lib/*:$MXNET_ROOT/scala-package/infer/target/*
 
 # model dir
 DATA_PATH=$2
 
-java -XX:+PrintGC -Xms256M -Xmx512M -Dmxnet.traceLeakedObjects=false -cp $CLASS_PATH \
-        org.apache.mxnetexamples.imclassification.TrainMnist \
-        --data-dir /home/ubuntu/mxnet_scala/scala-package/examples/mnist/ \
+java -XX:+PrintGC -Dmxnet.traceLeakedObjects=false -cp $CLASS_PATH \
+        org.apache.mxnetexamples.imclassification.TrainModel \
+        --data-dir $MXNET_ROOT/scala-package/examples/mnist/ \
+        --network mlp \
+        --num-layers 50 \
         --num-epochs 10000000 \
         --batch-size 1024
\ No newline at end of file