diff --git a/lib/communicator/Communicator_base.cc b/lib/communicator/Communicator_base.cc
index 600b890b..20c310c0 100644
--- a/lib/communicator/Communicator_base.cc
+++ b/lib/communicator/Communicator_base.cc
@@ -157,7 +157,9 @@ void CartesianCommunicator::ShmInitGeneric(void){
     perror("mmap failed ");
     exit(EXIT_FAILURE);  
   }
+#ifdef MADV_HUGEPAGE
   if (!Hugepages ) madvise(ShmCommBuf,MAX_MPI_SHM_BYTES,MADV_HUGEPAGE);
+#endif
 #else 
   ShmBufStorageVector.resize(MAX_MPI_SHM_BYTES);
   ShmCommBuf=(void *)&ShmBufStorageVector[0];