diff --git a/ndn-cpp/c/encoding/BinaryXMLName.h b/ndn-cpp/c/encoding/BinaryXMLName.h
index 764fc1e..6560f3e 100644
--- a/ndn-cpp/c/encoding/BinaryXMLName.h
+++ b/ndn-cpp/c/encoding/BinaryXMLName.h
@@ -6,6 +6,7 @@
 #ifndef NDN_BINARYXMLNAME_H
 #define	NDN_BINARYXMLNAME_H
 
+#include "../errors.h"
 #include "../Name.h"
 #include "BinaryXMLEncoder.h"
 
@@ -13,9 +14,9 @@
 extern "C" {
 #endif
 
-char *ndn_encodeBinaryXMLName(struct ndn_Name *name, struct ndn_BinaryXMLEncoder *encoder);
+ndn_Error ndn_encodeBinaryXMLName(struct ndn_Name *name, struct ndn_BinaryXMLEncoder *encoder);
 
-char *ndn_decodeBinaryXMLName(struct ndn_Name *name, struct ndn_BinaryXMLDecoder *decoder);
+ndn_Error ndn_decodeBinaryXMLName(struct ndn_Name *name, struct ndn_BinaryXMLDecoder *decoder);
 
 #ifdef	__cplusplus
 }