diff --git a/test/H5BlockParTestScalarField.c b/test/H5BlockParTestScalarField.c
index a03da60..2cb96ad 100644
--- a/test/H5BlockParTestScalarField.c
+++ b/test/H5BlockParTestScalarField.c
@@ -458,5 +458,7 @@ main (
 		}
 	}
 
+	MPI_Finalize();
+
 	return 0;
 }