diff --git a/python-stringzilla.spec b/python-stringzilla.spec
index a8185fdeead06b03eb8e7389843b9ef8acb22660..5d453690a4b2764ffd404721f301aa980014422c 100644
--- a/python-stringzilla.spec
+++ b/python-stringzilla.spec
@@ -1,12 +1,11 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-stringzilla
-Version:	3.12.5
+Version:	3.12.6
 Release:	1
 Summary:	SIMD-accelerated string search, sort, hashes, fingerprints, & edit distances
 License:	Apache-2.0
 URL:		https://github.com/ashvardanian/stringzilla
-Source0:	https://files.pythonhosted.org/packages/91/77/6e458f53f3ae04df00fd499a124561ad626253bf1c4ee6e2f027e2ddb547/stringzilla-3.12.5.tar.gz
-
+Source0:	https://files.pythonhosted.org/packages/d0/d7/61f3c92a996bca654b35d326d3c5c8484116f2f1743339fd8f003e8f9fe1/stringzilla-%{version}.tar.gz
 %description
 StringZilla
 
@@ -24,7 +23,7 @@ BuildRequires:	gdb
 StringZilla
 
 %prep
-%autosetup -n stringzilla-3.12.5
+%autosetup -n stringzilla-%{version}
 
 %build
 %pyproject_build
@@ -59,5 +58,10 @@ mv %{buildroot}/doclist.lst .
 %{python3_sitearch}/*
 
 %changelog
+* Tue Sep 16 2025 wuzhaomin <wuzhaomin@kylinos.cn> - 3.12.6-1
+- Update package with version 3.12.6
+- Fix: LUT API name
+- Fix: Skip second half of AVX2 copy 
+
 * Wed May 14 2025 Python_Bot <Python_Bot@openeuler.org> - 3.12.5-1
 - Package Spec generated
diff --git a/stringzilla-3.12.5.tar.gz b/stringzilla-3.12.5.tar.gz
deleted file mode 100644
index 933abb6103b4b9b71b46dd736f086fe48ed662f7..0000000000000000000000000000000000000000
Binary files a/stringzilla-3.12.5.tar.gz and /dev/null differ
diff --git a/stringzilla-3.12.6.tar.gz b/stringzilla-3.12.6.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..bad272762a840d0791899313031e8fc34075b80e
Binary files /dev/null and b/stringzilla-3.12.6.tar.gz differ