diff --git a/src/lib/deskflow/INode.h b/src/lib/deskflow/INode.h
index 7f6767665..81867711f 100644
--- a/src/lib/deskflow/INode.h
+++ b/src/lib/deskflow/INode.h
@@ -9,6 +9,6 @@
 
 #include "common/IInterface.h"
 
-class INode : IInterface
+class INode : public IInterface
 {
 };
diff --git a/src/lib/server/Config.h b/src/lib/server/Config.h
index 3750dc0e1..888c5b7ea 100644
--- a/src/lib/server/Config.h
+++ b/src/lib/server/Config.h
@@ -141,7 +141,7 @@ public:
   using link_const_iterator = Cell::const_iterator;
   using internal_const_iterator = CellMap::const_iterator;
   using all_const_iterator = NameMap::const_iterator;
-  class const_iterator : std::iterator_traits<Config>
+  class const_iterator : public std::iterator_traits<Config>
   {
   public:
     explicit const_iterator() = default;