diff --git a/src/name-assignment/assignment-func.hpp b/src/name-assignment/assignment-func.hpp
index a936bac..81fc58a 100644
--- a/src/name-assignment/assignment-func.hpp
+++ b/src/name-assignment/assignment-func.hpp
@@ -21,7 +21,7 @@
 #ifndef NDNCERT_ASSIGNMENT_FUNCS_HPP
 #define NDNCERT_ASSIGNMENT_FUNCS_HPP
 
-#include "../detail/ca-state.hpp"
+#include "detail/ca-state.hpp"
 
 namespace ndn {
 namespace ndncert {
diff --git a/src/name-assignment/assignment-hash.hpp b/src/name-assignment/assignment-hash.hpp
index b0532f7..3163f79 100644
--- a/src/name-assignment/assignment-hash.hpp
+++ b/src/name-assignment/assignment-hash.hpp
@@ -38,9 +38,8 @@
   assignName(const std::vector<std::tuple<std::string, std::string>>& params) override;
 
 };
-}
-}
 
-
+} // namespace ndncert
+} // namespace ndn
 
 #endif //NDNCERT_ASSIGNMENT_HASH_HPP
diff --git a/src/name-assignment/assignment-param.hpp b/src/name-assignment/assignment-param.hpp
index cdbb410..5e60dc1 100644
--- a/src/name-assignment/assignment-param.hpp
+++ b/src/name-assignment/assignment-param.hpp
@@ -36,9 +36,8 @@
   std::vector<PartialName>
   assignName(const std::vector<std::tuple<std::string, std::string>>& params) override;
 };
-}
-}
 
-
+} // namespace ndncert
+} // namespace ndn
 
 #endif //NDNCERT_ASSIGNMENT_PARAM_HPP