diff --git a/_service b/_service
index 42f5123..c4616aa 100644
--- a/_service
+++ b/_service
@@ -1,8 +1,8 @@
 <services>
     <service name="tar_scm" mode="disabled">
         <param name="scm">git</param>
-        <param name="url">git://github.com/assimp/assimp</param>
-        <param name="revision">v5.2.2</param>
+        <param name="url">https://github.com/assimp/assimp</param>
+        <param name="revision">v5.2.3</param>
         <param name="versionformat">@PARENT_TAG@</param>
         <param name="versionrewrite-pattern">v(.*)</param>
         <!-- non-OSI media -->
diff --git a/assimp-5.2.2.tar.xz b/assimp-5.2.2.tar.xz
deleted file mode 100644
index eb812ed..0000000
--- a/assimp-5.2.2.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:cbeeb0e179caed50f206cce41400bf692be3e02783b4d6f891263636013dfadc
-size 25168852
diff --git a/assimp-5.2.3.tar.xz b/assimp-5.2.3.tar.xz
new file mode 100644
index 0000000..6aaba26
--- /dev/null
+++ b/assimp-5.2.3.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2586e99be482a144208ac608f4d14dc47ce891110665b0554e70d9dd7564c589
+size 25209224
diff --git a/assimp.changes b/assimp.changes
index 265eedb..bc19424 100644
--- a/assimp.changes
+++ b/assimp.changes
@@ -1,3 +1,32 @@
+-------------------------------------------------------------------
+Sun Mar 20 07:34:20 UTC 2022 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 5.2.3:
+  * Show warning when assimp_viewer cannot be build on
+    target platform
+  * Fix ordering of member initialization
+  * Fix possible negative array access
+  * Expose the original OBJ "illum" value
+  * Optimize the problem of excessive memory allocation in
+    FBX import
+  * Update version of Hunter to v0.24.0 that supports VS 2022
+  * update LWO importer(available lwo3)
+  * Reinstate a deprecated gltfpbr macro: AI_MATKEY_GLTF_PBRSPECULARGLOSSINESS
+  * Fix parsing OBJ with free-form curve/surface body statements
+  * Fix missing members and do some small refactorings.
+  * Fix 'i >= 0' always true
+  * Update AI_TEXTURE_TYPE_MAX
+  * Fix getting anisotropy in obj
+  * glTF2: Metallic roughness split
+  * Add properties information on assimp info command line
+  * Added missing ObjMaterial.h to CMakeLists
+  * Update version in doxy-config
+  * add ifndef guard for resolve to fails to compil
+  * Add USE_STATIC_CRT option
+  * Fix nullptr dereferencing
+  * Fix stack-overflow in MDLLoader
+  * GLTF2 attribute name/parse bug
+
 -------------------------------------------------------------------
 Mon Feb 21 09:56:15 UTC 2022 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/assimp.spec b/assimp.spec
index 16eeeb1..9c348cc 100644
--- a/assimp.spec
+++ b/assimp.spec
@@ -18,7 +18,7 @@
 
 %define sover 5
 Name:           assimp
-Version:        5.2.2
+Version:        5.2.3
 Release:        0
 Summary:        Library to load and process 3D scenes from various data formats
 License:        BSD-3-Clause AND MIT