diff --git a/update.md b/update.md
index 70043c4..7be82cf 100644
--- a/update.md
+++ b/update.md
@@ -17,7 +17,8 @@
 ```
 1. All systems kernel and firmware version had upgraded to "5.10.59-Release-OPENFANS+20210821-v8" Released now.
 2. Add an anbox kernel module package 'anbox_kmod_5.10.59-Release-OPENFANS+20210821-v8.tar.gz' for this kernel as testing.
-3. The anbox kernel module version must be as the same as the upkg/FW/Kernel version.
+3. The anbox kernel module used the anbox's officail upstrems (Add the patch for kernel 5.10.x), not used kernel defaults.
+4. The anbox kernel module version must be as the same as the upkg/FW/Kernel version.
 ```
 
 ## 2021.08_06~07   // **v2.0 U6:  Kernel and firmware had updated.**