diff --git a/.lfsconfig b/.lfsconfig
new file mode 100644
index 0000000000000000000000000000000000000000..5f46fb61010440a14c3b6ee32e999a948a76fc80
--- /dev/null
+++ b/.lfsconfig
@@ -0,0 +1,2 @@
+[lfs]
+    url = https://artlfs.openeuler.openatom.cn/src-openEuler/zephyr
diff --git a/lts2-zephyr-2.7.3.tar.gz b/lts2-zephyr-2.7.3.tar.gz
deleted file mode 100755
index f1c1645c6e2a70396216b2e4d9ca22cf2529ebf6..0000000000000000000000000000000000000000
Binary files a/lts2-zephyr-2.7.3.tar.gz and /dev/null differ