diff --git a/doc/bt_manual_v10.md b/doc/bt_manual_v10.md
index 805b6ec23..3290aa97a 100644
--- a/doc/bt_manual_v10.md
+++ b/doc/bt_manual_v10.md
@@ -1,6 +1,6 @@
 # MANUAL 
 ### Bluetooth / Battery add-on 'Blue Shark'
-_rev. v1.0_
+_rev. v1.1_
 
 ### 1. FEATURES