diff --git a/packaging/install.cmake b/packaging/install.cmake
index 8cf10b0b9..a62603b41 100644
--- a/packaging/install.cmake
+++ b/packaging/install.cmake
@@ -101,6 +101,10 @@ if(UNIX)
     file(READ ${PROJECT_SOURCE_DIR}/packaging/linux/common/khiops_env/export_env_variables.sh EXPORT_ENV_VARIABLES)
   elseif("${MPI_IMPL}" STREQUAL "mpich")
     set(MPIEXEC_HOSTFILE_FLAG "-f")
+    # Set localhost on MacOS (see issue # https://github.com/pmodels/mpich/issues/4710)
+    if(APPLE)
+      set(KHIOPS_MPI_EXTRA_FLAG "-host localhost")
+    endif(APPLE)
   endif()
 
   # Add header comment to the variable definition (if any variable is defined)