diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..05a0e946187b8160d0c54c23a9f8100f44e0f43b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.xz filter=lfs diff=lfs merge=lfs -text
diff --git a/.lfsconfig b/.lfsconfig
new file mode 100644
index 0000000000000000000000000000000000000000..0c7f570390b0e36438ef1c1262278ae17ca8f7fe
--- /dev/null
+++ b/.lfsconfig
@@ -0,0 +1,2 @@
+[lfs]
+	url = https://artlfs.openeuler.openatom.cn/src-openEuler/nano
diff --git a/nano-8.4.tar.xz b/nano-8.4.tar.xz
deleted file mode 100644
index 09ce9308ebd61507786c248d8d5e886f0c75b392..0000000000000000000000000000000000000000
Binary files a/nano-8.4.tar.xz and /dev/null differ
diff --git a/nano-8.5.tar.xz b/nano-8.5.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..6e907a930496af4f58cec33f6fd552466c4e0955
--- /dev/null
+++ b/nano-8.5.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:000b011d339c141af9646d43288f54325ff5c6e8d39d6e482b787bbc6654c26a
+size 1707128
diff --git a/nano.spec b/nano.spec
index 25d22a7821eeae59d537ecad017e47928e34f3c7..7489393053c0fae4f799ec97240679914ee71b0d 100644
--- a/nano.spec
+++ b/nano.spec
@@ -1,5 +1,5 @@
 Name:		nano
-Version:	8.4
+Version:	8.5
 Release:	1
 Summary:	Nano is a tiny GNU editor
 License:	GPL-3.0-or-later
@@ -57,6 +57,9 @@ rm -rf %{buildroot}%{_datadir}/nano/extra
 %{_defaultdocdir}/nano/faq.html
 
 %changelog
+* Fri Jun 13 2025 Funda Wang <fundawang@yeah.net> - 8.5-1
+- update to 8.5
+
 * Thu Apr 03 2025 Funda Wang <fundawang@yeah.net> - 8.4-1
 - update to 8.4