diff --git a/include/ndn-cpp/data.hpp b/include/ndn-cpp/data.hpp
index 33a2505..a227c7f 100644
--- a/include/ndn-cpp/data.hpp
+++ b/include/ndn-cpp/data.hpp
@@ -261,7 +261,7 @@
    * @return This Data so that you can chain calls to update values.
    */
   Data& 
-  setMetainfo(const MetaInfo& metaInfo) 
+  setMetaInfo(const MetaInfo& metaInfo) 
   { 
     metaInfo_ = metaInfo; 
     onChanged();