diff --git a/src/name-assignment/assignment-hash.hpp b/src/name-assignment/assignment-hash.hpp
index 3163f79..941ce5a 100644
--- a/src/name-assignment/assignment-hash.hpp
+++ b/src/name-assignment/assignment-hash.hpp
@@ -42,4 +42,4 @@
 } // namespace ndncert
 } // namespace ndn
 
-#endif //NDNCERT_ASSIGNMENT_HASH_HPP
+#endif // NDNCERT_ASSIGNMENT_HASH_HPP