diff --git a/src/name-assignment/assignment-param.cpp b/src/name-assignment/assignment-param.cpp
index e1961e7..6995557 100644
--- a/src/name-assignment/assignment-param.cpp
+++ b/src/name-assignment/assignment-param.cpp
@@ -22,7 +22,7 @@
 
 namespace ndncert {
 
-NDNCERT_REGISTER_FUNCFACTORY(AssignmentParam, "param");
+NDNCERT_REGISTER_NAME_ASSIGNMENT_FUNC(AssignmentParam, "param");
 
 AssignmentParam::AssignmentParam(const std::string& format)
   : NameAssignmentFunc(format)