diff --git a/sources b/sources
index 50bef42..3d592ee 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (z3-4.12.1.tar.gz) = 031fba9cc000a8da0025f95fa3f1c7519071d1b7775b377ff3192c505bb4c7e3d267da246c9ae68c940224e055a3c30571d2c0d7fbb042ec9a3d5849543a385c
+SHA512 (z3-4.12.2.tar.gz) = 375477cbbc9837b44e752c89916409d07bf6a73830b52878aab4f376f08b37dd5ab485da225744d394ab15f2a7e1014edc3be5eb9962934c440a8d55259317e2
diff --git a/z3-stdint.patch b/z3-stdint.patch
new file mode 100644
index 0000000..c0874f2
--- /dev/null
+++ b/z3-stdint.patch
@@ -0,0 +1,25 @@
+Fixes errors such as these:
+
+In file included from /builddir/build/BUILD/z3-z3-4.12.2/src/util/region.cpp:53:
+/builddir/build/BUILD/z3-z3-4.12.2/src/util/region.cpp: In member function ‘void* region::allocate(size_t)’:
+/builddir/build/BUILD/z3-z3-4.12.2/src/util/tptr.h:29:62: error: ‘uintptr_t’ does not name a type
+   29 | #define ALIGN(T, PTR) reinterpret_cast<T>(((reinterpret_cast<uintptr_t>(PTR) >> PTR_ALIGNMENT) + \
+      |                                                              ^~~~~~~~~
+/builddir/build/BUILD/z3-z3-4.12.2/src/util/region.cpp:82:22: note: in expansion of macro ‘ALIGN’
+   82 |         m_curr_ptr = ALIGN(char *, new_curr_ptr);
+      |                      ^~~~~
+/builddir/build/BUILD/z3-z3-4.12.2/src/util/region.cpp:57:1: note: ‘uintptr_t’ is defined in header ‘<cstdint>’; did you forget to ‘#include <cstdint>’?
+   56 | #include "util/page.h"
+  +++ |+#include <cstdint>
+   57 | 
+
+--- z3-z3-4.12.2/src/util/tptr.h.orig	2023-05-12 13:59:04.000000000 -0600
++++ z3-z3-4.12.2/src/util/tptr.h	2023-05-13 07:04:48.389716628 -0600
+@@ -19,6 +19,7 @@ Revision History:
+ 
+ #pragma once
+ 
++#include <cstdint>
+ #include "util/machine.h"
+ 
+ #define TAG_SHIFT        PTR_ALIGNMENT
diff --git a/z3.spec b/z3.spec
index 4ae68d9..2f1e838 100644
--- a/z3.spec
+++ b/z3.spec
@@ -15,8 +15,8 @@
 %bcond_with test
 
 Name:           z3
-Version:        4.12.1
-Release:        2%{?dist}
+Version:        4.12.2
+Release:        1%{?dist}
 Summary:        Satisfiability Modulo Theories (SMT) solver
 
 License:        MIT
@@ -24,6 +24,9 @@ URL:            https://github.com/Z3Prover/z3
 Source0:        https://github.com/Z3Prover/z3/archive/%{name}-%{version}.tar.gz
 # Change the way python finds the shared object; see bz 1910923
 Patch0:         %{name}-python.patch
+# Add a missing include of cstdint
+# https://github.com/Z3Prover/z3/pull/6720
+Patch1:         %{name}-stdint.patch
 
 BuildRequires:  cmake
 BuildRequires:  doxygen
@@ -290,6 +293,9 @@ cd -
 %{python3_sitelib}/z3/
 
 %changelog
+* Mon May 15 2023 Jerry James <loganjerry@gmail.com> - 4.12.2-1
+- Version 4.12.2
+
 * Tue Jan 24 2023 Richard W.M. Jones <rjones@redhat.com> - 4.12.1-2
 - Rebuild OCaml packages for F38