diff --git a/ompi/mpi/f90/scripts/mpi-f90-interfaces.h.sh b/ompi/mpi/f90/scripts/mpi-f90-interfaces.h.sh
index 77882ea448..860952cd8d 100755
--- a/ompi/mpi/f90/scripts/mpi-f90-interfaces.h.sh
+++ b/ompi/mpi/f90/scripts/mpi-f90-interfaces.h.sh
@@ -15,10 +15,10 @@
 
 # Do a little error checking
 
-if test ! -f fortran_kinds.sh; then
+if test ! -f "$1/fortran_kinds.sh"; then
     echo "ERROR: Cannot find fortran_kinds.sh" >&2
     exit 1
-elif test -z fortran_kinds.sh; then
+elif test -z "$1/fortran_kinds.sh"; then
     echo "ERROR: fortran_kinds.sh appears to be empty!" >&2
     exit 1
 fi