diff --git a/lib/communicator/Communicator_none.cc b/lib/communicator/Communicator_none.cc
index 40feefec..4b9029d6 100644
--- a/lib/communicator/Communicator_none.cc
+++ b/lib/communicator/Communicator_none.cc
@@ -56,6 +56,9 @@ CartesianCommunicator::CartesianCommunicator(const std::vector<int> &processors)
   }
 }
 
+CartesianCommunicator::~CartesianCommunicator(){}
+  
+  
 void CartesianCommunicator::GlobalSum(float &){}
 void CartesianCommunicator::GlobalSumVector(float *,int N){}
 void CartesianCommunicator::GlobalSum(double &){}