diff --git a/README.rst b/README.rst
index cafb41c..b90c0f5 100644
--- a/README.rst
+++ b/README.rst
@@ -1437,7 +1437,7 @@
                   mount: ${linux:storage:mount:data}
 
 Create partitions on disk. Specify size in MB. It expects empty
-disk without any existing partitions.
+disk without any existing partitions. (set startsector=1, if you want to start partitions from 2048)
 
 .. code-block:: yaml
 
@@ -1445,6 +1445,7 @@
         storage:
           disk:
             first_drive:
+              startsector: 1
               name: /dev/loop1
               type: gpt
               partitions: