diff --git a/Code/Common/otbDataNode.h b/Code/Common/otbDataNode.h
index 41e277204a242ae191d1a2c5da959460820d7ae0..b356c7680e8b844a8e396c280e77b83485a131ee 100644
--- a/Code/Common/otbDataNode.h
+++ b/Code/Common/otbDataNode.h
@@ -248,7 +248,7 @@ public:
   /**
     * \return the name of fields in the node.
     */
-  std::vector<string> GetFieldList() const;
+  std::vector<std::string> GetFieldList() const;
 
 /**
  * Clear all fields.