diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..f087b429e2f81a9f37b28a8308e2210f84df6c9b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.lfsconfig b/.lfsconfig
new file mode 100644
index 0000000000000000000000000000000000000000..d2b031cafcde5fc0c69f8dfc194e01311dbcbbc1
--- /dev/null
+++ b/.lfsconfig
@@ -0,0 +1,2 @@
+[lfs]
+    url = https://artlfs.openeuler.openatom.cn/sxtywg/python-statsmodels
diff --git a/python-statsmodels.spec b/python-statsmodels.spec
index 18ef918ba04b539ddac5e8a5e9ec2385f1da5d5a..9f7108c78ef0809705a6e1622e34e2040ddcaaef 100644
--- a/python-statsmodels.spec
+++ b/python-statsmodels.spec
@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-statsmodels
 Version:	0.14.5
-Release:	1
+Release:	2
 Summary:	Statistical computations and models for Python
 License:	BSD-3-Clause
 URL:		https://github.com/statsmodels/statsmodels
@@ -73,6 +73,9 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Fri Nov 28 2025 wanggang <wanggang1@kylinos.cn> - 0.14.5-2
+- init source file with lfs
+
 * Wed Aug 13 2025 Ge Wang <wang__ge@126.com> - 0.14.5-1
 - Update package to version 0.14.5
   * Relax tolerance on test that fails for dynamic factor
diff --git a/statsmodels-0.14.5.tar.gz b/statsmodels-0.14.5.tar.gz
index 71e7af1d553ce95e87dc25a435f313e980fed747..65254744b8c3429e21d9c8e46f4c7e6b07abc05a 100644
Binary files a/statsmodels-0.14.5.tar.gz and b/statsmodels-0.14.5.tar.gz differ