diff --git a/src/phasicFlow/eventManagement/subscriber.hpp b/src/phasicFlow/eventManagement/subscriber.hpp
index 8d3c61e3..726b0e2e 100644
--- a/src/phasicFlow/eventManagement/subscriber.hpp
+++ b/src/phasicFlow/eventManagement/subscriber.hpp
@@ -20,8 +20,7 @@ Licence:
 #ifndef __subscriber_hpp__
 #define __subscriber_hpp__
 
-
-
+// from std
 #include <vector>
 
 #include "List.hpp"
diff --git a/src/phasicFlow/processors/localProcessors.hpp b/src/phasicFlow/processors/localProcessors.hpp
index b513199a..196c8867 100644
--- a/src/phasicFlow/processors/localProcessors.hpp
+++ b/src/phasicFlow/processors/localProcessors.hpp
@@ -20,11 +20,13 @@ Licence:
 #ifndef __pFlowProcessors_hpp__
 #define __pFlowProcessors_hpp__
 
+// from std
 #include <vector>
 
 #include "processors.hpp"
 #include "types.hpp"
 
+// from mpi
 #ifdef pFlow_Build_MPI
     #include "mpi.h"
 #endif