diff --git a/src/opt/mpi/CMakeLists.txt b/src/opt/mpi/CMakeLists.txt
index 6416c7c..699f331 100644
--- a/src/opt/mpi/CMakeLists.txt
+++ b/src/opt/mpi/CMakeLists.txt
@@ -3,7 +3,7 @@ find_package(MPI REQUIRED)
 if(MPI_FOUND)
   include_directories(${MPI_C_INCLUDE_DIRS})
 else()
-  message(FATAL_ERROR "HDF5 not found")
+  message(FATAL_ERROR "MPI not found")
 endif()
 message(STATUS "mpi lib = ${MPI_C_LIBRARIES}")
 set(MPI_LIBS ${MPI_LIBRARIES})