From b4be73f4f29099b2305fe521f16506b3ec5e8456 Mon Sep 17 00:00:00 2001
From: "Garth N. Wells" <gnw20@cam.ac.uk>
Date: Thu, 18 Jul 2024 21:56:46 +0800
Subject: [PATCH] Updates

---
 cpp/demo/hyperelasticity/main.cpp | 2 ++
 cpp/demo/poisson/main.cpp         | 1 +
 2 files changed, 3 insertions(+)

diff --git a/cpp/demo/hyperelasticity/main.cpp b/cpp/demo/hyperelasticity/main.cpp
index 99adfc32cb6..f13442553d1 100644
--- a/cpp/demo/hyperelasticity/main.cpp
+++ b/cpp/demo/hyperelasticity/main.cpp
@@ -28,6 +28,8 @@
 #include <dolfinx/mesh/Mesh.h>
 #include <dolfinx/mesh/cell_types.h>
 #include <dolfinx/nls/NewtonSolver.h>
+#include <petscsys.h>
+#include <petscsystypes.h>
 
 using namespace dolfinx;
 using T = PetscScalar;
diff --git a/cpp/demo/poisson/main.cpp b/cpp/demo/poisson/main.cpp
index 55766a6b6ff..1ae9307f3ce 100644
--- a/cpp/demo/poisson/main.cpp
+++ b/cpp/demo/poisson/main.cpp
@@ -85,6 +85,7 @@
 #include <dolfinx.h>
 #include <dolfinx/fem/Constant.h>
 #include <dolfinx/fem/petsc.h>
+#include <petscsys.h>
 #include <petscsystypes.h>
 #include <utility>
 #include <vector>