diff --git a/Create-DevTerm-A04-OS-image-from-scratch.md b/Create-DevTerm-A04-OS-image-from-scratch.md
index fe27d9e..296b501 100644
--- a/Create-DevTerm-A04-OS-image-from-scratch.md
+++ b/Create-DevTerm-A04-OS-image-from-scratch.md
@@ -1,3 +1,7 @@
+**This wiki maybe outdated since armbian build system is always updating , so don't panic**
+
+
+
 # Generate the prototype os image
 ```
 cd ~