diff --git a/_servicedata b/_servicedata
index 79cbb37..8de1fd4 100644
--- a/_servicedata
+++ b/_servicedata
@@ -1,4 +1,4 @@
 <servicedata>
 <service name="tar_scm">
                 <param name="url">https://github.com/klee/klee</param>
-              <param name="changesrevision">39f8069db879e1f859c60c821092452748b4ba37</param></service></servicedata>
\ No newline at end of file
+              <param name="changesrevision">667ce0f1ef33c32fbe2d1836fc1b334066e244ca</param></service></servicedata>
\ No newline at end of file
diff --git a/klee.changes b/klee.changes
index a237c03..3f3e758 100644
--- a/klee.changes
+++ b/klee.changes
@@ -1,6 +1,16 @@
 -------------------------------------------------------------------
-Tue Oct 25 06:52:33 UTC 2022 - Jiri Slaby <jslaby@suse.cz>
+Tue Oct 25 06:53:25 UTC 2022 - jslaby@suse.cz
 
+- Update to version 2.3+20220926:
+  * Improve the message for when large arrays become symbolic.
+  * Pass llvm.experimental.noalias.scope.decl to IntrinsicLowering so that
+    it strips out these intrinsics
+  * Improve pattern for FileCheck in UBSan's tests
+  * Add README to UBSan runtime
+  * Eliminate .undefined_behavior.err category and simplify tests
+  * Check extensions of generated files in tests
+  * Introduce separate categories for different kinds of undefined behavior
+  * Support UBSan-enabled binaries
 - update FileCheck.cpp to llvm 14's
 
 -------------------------------------------------------------------
diff --git a/klee.obsinfo b/klee.obsinfo
index d78a909..9f1947e 100644
--- a/klee.obsinfo
+++ b/klee.obsinfo
@@ -1,4 +1,4 @@
 name: klee
-version: 2.3+20220826
-mtime: 1661511934
-commit: 39f8069db879e1f859c60c821092452748b4ba37
+version: 2.3+20220926
+mtime: 1664181727
+commit: 667ce0f1ef33c32fbe2d1836fc1b334066e244ca
diff --git a/klee.spec b/klee.spec
index 9f96e39..b18ecfd 100644
--- a/klee.spec
+++ b/klee.spec
@@ -31,7 +31,7 @@ Name:           klee
 Summary:        LLVM Execution Engine
 License:        NCSA
 Group:          Development/Languages/Other
-Version:        2.3+20220826
+Version:        2.3+20220926
 Release:        0
 URL:            http://klee.github.io/
 Source0:        %{name}-%{version}.tar.xz
@@ -148,6 +148,7 @@ ninja check
 %{_libdir}/klee/runtime/libkleeRuntimeFreestanding*_{%{runtime_variants}}.bca
 %{_libdir}/klee/runtime/libkleeRuntimeIntrinsic*_{%{runtime_variants}}.bca
 %{_libdir}/klee/runtime/libkleeRuntimeKLEELibc*_{%{runtime_variants}}.bca
+%{_libdir}/klee/runtime/libkleeUBSan64*_{%{runtime_variants}}.bca
 %if %{with_uclibc}
 %{_libdir}/klee/runtime/klee-uclibc.bca
 %{_libdir}/klee/runtime/libkleeRuntimePOSIX*_{%{runtime_variants}}.bca