diff --git a/sahara/plugins/vanilla/hadoop2/config.py b/sahara/plugins/vanilla/hadoop2/config.py
index 1bdf34e3..22ef5ff1 100644
--- a/sahara/plugins/vanilla/hadoop2/config.py
+++ b/sahara/plugins/vanilla/hadoop2/config.py
@@ -99,7 +99,7 @@ def _get_hadoop_configs(pctx, node_group):
         },
         'HDFS': {
             'dfs.namenode.name.dir': ','.join(dirs['hadoop_name_dirs']),
-            'dfs.namenode.data.dir': ','.join(dirs['hadoop_data_dirs']),
+            'dfs.datanode.data.dir': ','.join(dirs['hadoop_data_dirs']),
             'dfs.hosts': '%s/dn-include' % HADOOP_CONF_DIR,
             'dfs.hosts.exclude': '%s/dn-exclude' % HADOOP_CONF_DIR
         }