diff --git a/dynare-5.1-gcc-12.patch b/dynare-5.1-gcc-12.patch
new file mode 100644
index 0000000..a572ea0
--- /dev/null
+++ b/dynare-5.1-gcc-12.patch
@@ -0,0 +1,27 @@
+From 3823379966f15a377c863b0d15694b146854dfd8 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?S=C3=A9bastien=20Villemot?= <sebastien@dynare.org>
+Date: Mon, 2 May 2022 17:03:42 +0200
+Subject: [PATCH] Compatibility fix for GCC 12
+
+Ref. dynare#1852
+
+(cherry picked from commit 8c07fb5e4310b2ec2988dc62256e1cf0971c05dd)
+---
+ src/DataTree.hh | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/DataTree.hh b/src/DataTree.hh
+index 62da5681..6e9f818d 100644
+--- a/src/DataTree.hh
++++ b/src/DataTree.hh
+@@ -29,6 +29,7 @@ using namespace std;
+ #include <iomanip>
+ #include <cmath>
+ #include <utility>
++#include <memory>
+ 
+ #include "SymbolTable.hh"
+ #include "NumericalConstants.hh"
+-- 
+GitLab
+
diff --git a/dynare.changes b/dynare.changes
index 5d4d45d..6fb2df8 100644
--- a/dynare.changes
+++ b/dynare.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jun 27 20:34:53 UTC 2022 - Antoine Belvire <antoine.belvire@opensuse.org>
+
+- Add dynare-5.1-gcc-12.patch: Fix build with gcc 12.
+
 -------------------------------------------------------------------
 Tue Apr 26 18:42:14 UTC 2022 - Atri Bhattacharya <badshah400@gmail.com>
 
diff --git a/dynare.spec b/dynare.spec
index decc56c..b8862dc 100644
--- a/dynare.spec
+++ b/dynare.spec
@@ -35,6 +35,8 @@ Source:         https://www.dynare.org/release/source/%{name}-%{version}.tar.xz
 # PATCH-FIX-UPSTREAM dynare-no-return-in-non-void-function.patch badshah400@gmail.com -- Return trivial value from a function that is not declared as returning void
 Patch0:         dynare-no-return-in-non-void-function.patch
 Patch1:         dynare-octave7-compat.patch
+# PATCH-FIX-UPSTREAM dynare-5.1-gcc-12.patch -- Fix build with gcc 12 (https://git.dynare.org/Dynare/dynare/-/issues/1852)
+Patch2:         dynare-5.1-gcc-12.patch
 BuildRequires:  fdupes
 BuildRequires:  gcc%{gccver}-c++
 BuildRequires:  gcc%{gccver}-fortran
@@ -80,7 +82,10 @@ Summary:        Documentation for dynare in HTML format
 This package provides documentation for %{name} in HTML format.
 
 %prep
-%autosetup -p1
+%setup -q
+%patch0 -p1
+%patch1 -p1
+%patch2 -p1 -d preprocessor
 
 %build
 autoreconf -fvi