diff --git a/docs/driver_library_sequence.puml b/docs/driver_library_sequence.puml
index adac2f9..0e8c799 100644
--- a/docs/driver_library_sequence.puml
+++ b/docs/driver_library_sequence.puml
@@ -30,19 +30,10 @@
 return
 
 note over dnet
-    Allocate and fill network buffer
-end note
-
-main -> dbuf++: Buffer(device)
-    dbuf -> kbuf++: ioctl(BUFFER_CREATE)
-    return file descriptor
-return
-
-note over dnet
     Create network, parse network model
 end note
 
-main -> dnet++: Network(device, buffer)
+main -> dnet++: Network(device, user_buffer, size)
     dnet -> knet++: ioctl(NETWORK_CREATE)
     return file descriptor