diff --git a/0001-Fix-build-with-zlib.patch b/0001-Fix-build-with-zlib.patch
deleted file mode 100644
index 188a33e..0000000
--- a/0001-Fix-build-with-zlib.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-From 9ed6834c72971998fce2ea3319b76184969ad93c Mon Sep 17 00:00:00 2001
-From: Christophe Giboudeaux <christophe@krop.fr>
-Date: Wed, 12 Jan 2022 10:35:34 +0100
-Subject: [PATCH] Fix build with zlib
-
----
- code/Common/ZipArchiveIOSystem.cpp | 2 ++
- 1 file changed, 2 insertions(+)
-
-diff --git a/code/Common/ZipArchiveIOSystem.cpp b/code/Common/ZipArchiveIOSystem.cpp
-index 9870fa9d0..685cc8b5d 100644
---- a/code/Common/ZipArchiveIOSystem.cpp
-+++ b/code/Common/ZipArchiveIOSystem.cpp
-@@ -196,7 +196,9 @@ zlib_filefunc_def IOSystem2Unzip::get(IOSystem *pIOHandler) {
-     zlib_filefunc_def mapping;
- 
-     mapping.zopen_file = (open_file_func)open;
-+#ifdef ZOPENDISK64
-     mapping.zopendisk_file = (opendisk_file_func)opendisk;
-+#endif
-     mapping.zread_file = (read_file_func)read;
-     mapping.zwrite_file = (write_file_func)write;
-     mapping.ztell_file = (tell_file_func)tell;
--- 
-2.34.1
-
diff --git a/_service b/_service
index a5fb88f..9cae8c5 100644
--- a/_service
+++ b/_service
@@ -2,7 +2,7 @@
     <service name="tar_scm" mode="disabled">
         <param name="scm">git</param>
         <param name="url">https://github.com/assimp/assimp</param>
-        <param name="revision">v5.2.4</param>
+        <param name="revision">v5.2.5</param>
         <param name="versionformat">@PARENT_TAG@</param>
         <param name="versionrewrite-pattern">v(.*)</param>
         <!-- non-OSI media -->
diff --git a/assimp-5.2.4.tar.xz b/assimp-5.2.4.tar.xz
deleted file mode 100644
index c3017a8..0000000
--- a/assimp-5.2.4.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4849495cf5b16686eb18cbab04b15722c2b68a37b5e754f5100968e9830d42c3
-size 25209108
diff --git a/assimp-5.2.5.tar.xz b/assimp-5.2.5.tar.xz
new file mode 100644
index 0000000..f354fa8
--- /dev/null
+++ b/assimp-5.2.5.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4c37acd8a0989c1289abacf5c20d3d8b6c87f8d7ed2d0ecde77a3b764b701c7d
+size 25154188
diff --git a/assimp.changes b/assimp.changes
index f835400..c04d09c 100644
--- a/assimp.changes
+++ b/assimp.changes
@@ -1,3 +1,76 @@
+-------------------------------------------------------------------
+Mon Sep 12 13:37:16 UTC 2022 - Dirk Müller <dmueller@suse.com>
+
+- update to 5.2.5:
+  * Add unittest to reproduce undefined behavior
+  * Cleanups
+  * Link static linkage for std_image.
+  * fix msvc warnings-as-errors
+  * Remove dll-export tags from static library builds.
+  * Fix Import a specific FBX model will freeze the app
+  * Create SECURITY.md
+  * Pragma warnings cause build fail with MinGW
+  * Fixed FBXConverter build error when using double precision
+  * Fix possible nullptr exception
+  * [Experimental] New skeleton container for bones
+  * Add support for GCC v12
+  * Remove unused variable.
+  * Infinite loop on bad import files
+  * Utilize AI_CONFIG_IMPORT_REMOVE_EMPTY_BONES flag for Collada meshes.
+  * Fix Windows 32-bit builds
+  * Fix GNUC check on Windows
+  * Update the name of the package
+  * Kimkulling/fix invalid opengex token match
+  * Disable build for tools per default
+  * Use mingw.include
+  * Fix a memory leak
+  * Fix nested animation name being lost in Collada
+  * Fix possible bad_alloc exception for an invalid file
+  * Bump JesseTG/rm from 1.0.2 to 1.0.3
+  * Bump actions/cache from 2 to 3
+  * Kimkulling/fix texture loading 3MF, reladed issue-4568
+  * Bump actions/upload-artifact from 2 to 3
+  * Bump actions/checkout from 2 to 3
+  * Remove assertion test
+  * Fix memory leak in D3MFOpcPackage
+  * Fix typo in installation instructions for ubuntu.
+  * Build fix for compiling against minizip.
+  * Fix stl for over 4 GB
+  * Fix uninitialized variable.
+  * Fixes Crash in Assimp::ObjFileMtlImporter::getFloatValue
+  * Fixes Heap-buffer-overflow in Assimp::ObjFileParser::getFace
+  * Fixes Heap-buffer-overflow in std::__1::basic_string<char, std::__1::…
+  * Fixes Heap-use-after-free in Assimp::DXFImporter::ExpandBlockReferences
+  * Fixes Heap-buffer-overflow in SuperFastHash
+  * ColladaParser - Store sid in mSID field
+  * Fix mingw include in assimp_cmd.rc
+  * Fix warnings that are causing build fails with specific build flags
+  * Update version tag
+  * Improvements and optimizations for the obj-parsers.
+  * Experiment: try to enable parallel build
+  * Fixed typo
+  * Use [[fallthrough]]; to mark whished fallthroughs
+  * Kimkulling/do not add dot when the extension is empty
+  * Fixes Heap-buffer-overflow READ in Assimp::ASE::Parser::ParseLV1SoftSkinBlock
+  * Use unqualified uint32_t everywhere in FBXBinaryTokenizer
+  * Fix problems setting DirectX_LIBRARY
+  * Added support for more bone weights in GLTF2
+  * (Mostly) Blender fixes
+  * [WIP] Use ai_Real to write correct accuracy
+  * SMD fixes
+  * Remove exception on glTF 2.0 loading
+  * Fix out-of-bounds reads in X3D importer
+  * Apply the modernize-use-emplace clang-tidy rule
+  * The Wrong object is created here!
+  * [WIP] Code cleanup and some new unittests for edge-cases.
+  * clang-tidy: explicitly default all empty ctors and dtors
+  * fix vertices being joined duplicating weights
+  * add missing light data to assbin import/export
+  * Fix aiBone.mOffsetMatrix documentation
+  * Minor obj export bugfix
+  * Kimkulling/cleanup after reviewing
+- drop 0001-Fix-build-with-zlib.patch (upstream)
+
 -------------------------------------------------------------------
 Wed May 18 06:22:15 UTC 2022 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/assimp.spec b/assimp.spec
index d175820..e04df73 100644
--- a/assimp.spec
+++ b/assimp.spec
@@ -18,15 +18,13 @@
 
 %define sover 5
 Name:           assimp
-Version:        5.2.4
+Version:        5.2.5
 Release:        0
 Summary:        Library to load and process 3D scenes from various data formats
 License:        BSD-3-Clause AND MIT
 Group:          Development/Libraries/C and C++
 URL:            https://www.assimp.org/
 Source0:        %{name}-%{version}.tar.xz
-# PATCH-FIX-UPSTREAM
-Patch0:         0001-Fix-build-with-zlib.patch
 BuildRequires:  cmake
 BuildRequires:  dos2unix
 BuildRequires:  gcc-c++
@@ -98,7 +96,6 @@ popd
 %files devel
 %doc CHANGES CREDITS
 %{_includedir}/assimp/
-%{_bindir}/assimp
 %{_libdir}/libassimp.so
 %{_libdir}/cmake/*
 %{_libdir}/pkgconfig/assimp.pc