diff --git a/eo/src/mpi/eoMpi.h b/eo/src/mpi/eoMpi.h
index 7dafe128..8a4e86b6 100644
--- a/eo/src/mpi/eoMpi.h
+++ b/eo/src/mpi/eoMpi.h
@@ -34,6 +34,7 @@ namespace eo
             const int Finish = 1;
         }
 
+        const int DEFAULT_MASTER = 0;
 
         template< typename JobData, typename Wrapped >
         struct SharedDataFunction
diff --git a/eo/test/mpi/parallelApply.cpp b/eo/test/mpi/parallelApply.cpp
index 75b515e9..7ccbf3d9 100644
--- a/eo/test/mpi/parallelApply.cpp
+++ b/eo/test/mpi/parallelApply.cpp
@@ -111,9 +111,9 @@ int main(int argc, char** argv)
     for( unsigned int i = 0; i < tests.size(); ++i )
     {
         // ParallelApply<int> job( plusOneInstance, v, *(tests[i].assign), 0, store, 3 );
-        ParallelApplyStore< int > store( plusOneInstance, v, 0, 3 );
-        // Job< JobData<int> > job( *(tests[i].assign), 0, store );
-        ParallelApply< int > job( *(tests[i].assign), 0, store );
+        ParallelApplyStore< int > store( plusOneInstance, v, eo::mpi::DEFAULT_MASTER, 3 );
+        // Job< JobData<int> > job( *(tests[i].assign), eo::mpi::DEFAULT_MASTER, store );
+        ParallelApply< int > job( *(tests[i].assign), eo::mpi::DEFAULT_MASTER, store );
 
         if( job.isMaster() )
         {
diff --git a/eo/test/mpi/wrapper.cpp b/eo/test/mpi/wrapper.cpp
index e2bf25d6..d8b72c98 100644
--- a/eo/test/mpi/wrapper.cpp
+++ b/eo/test/mpi/wrapper.cpp
@@ -60,10 +60,10 @@ int main(int argc, char** argv)
 
     StaticAssignmentAlgorithm assign( v.size() );
 
-    ParallelApplyStore< int > store( plusOneInstance, v, 0, 1 );
+    ParallelApplyStore< int > store( plusOneInstance, v, eo::mpi::DEFAULT_MASTER, 1 );
     store.wrapIsFinished( new ShowWrappedResult<int> );
 
-    ParallelApply<int> job( assign, 0, store );
+    ParallelApply<int> job( assign, eo::mpi::DEFAULT_MASTER, store );
     // Equivalent to:
     // Job< ParallelApplyData<int> > job( assign, 0, store );
     job.run();