diff --git a/ompi/mpi/fortran/mpif-h/Makefile.am b/ompi/mpi/fortran/mpif-h/Makefile.am
index f254975a53..d34bc21f83 100644
--- a/ompi/mpi/fortran/mpif-h/Makefile.am
+++ b/ompi/mpi/fortran/mpif-h/Makefile.am
@@ -104,7 +104,8 @@ CLEANFILES += sizeof_f.f90
 noinst_LTLIBRARIES=
 if BUILD_FORTRAN_SIZEOF
 noinst_LTLIBRARIES += libmpi_mpifh_sizeof.la
-libmpi_mpifh_sizeof_la_SOURCES = sizeof_f.f90
+# Do not dist this file; it is generated
+nodist_libmpi_mpifh_sizeof_la_SOURCES = sizeof_f.f90
 libmpi_mpifh_la_LIBADD += libmpi_mpifh_sizeof.la
 endif