diff --git a/README.md b/README.md
index ae1dd39..33af6db 100644
--- a/README.md
+++ b/README.md
@@ -14,15 +14,15 @@ _Experimental system for building OpenIPC firmware for known devices_
 ### List of known devices
 
 ```
-Imou IPC-C22EP-S2             SSC325DE       SC2239     RTL8188FU     NAND_?
-Imou IPC-F22AP                SSC325         SC2239     -             NOR_?
-Rostelecom HS303 v1           HI3518EV200               RTL8188FU     NOR_16M
-Rostelecom HS303 v2           HI3518EV200    OV9732     RTL8188EU     NOR_16M
-Rostelecom HS303 v3           HI3518EV200                             NOR_16M
-Rostelecom IPC8232SWC-WE-B    SSC337DE       OS02G10    RTL8188FU     NOR_16M
-Smartwares CIP-37210          HI3518EV200               RTL8188FU     NOR_?
-TP-Link Tapo C110             SSC333         SC3338     SSW101B       NOR_8M
-Uniview C1L-2WN-G-RU          SSC337DE       OS02G10    RTL8188FU     NOR_16M
+Imou IPC-C22EP-S2             SSC325DE       SC2239     RTL8188FU     NAND_?       preparation
+Imou IPC-F22AP                SSC325         SC2239     -             NOR_?        preparation 
+Rostelecom IPC8232SWC-WE-B    SSC337DE       OS02G10    RTL8188FU     NOR_16M      preparation
+Smartwares CIP-37210          HI3518EV200               RTL8188FU     NOR_?        preparation
+Switcam HS303                 HI3518EV200               RTL8188FU     NOR_16M      preparation
+Switcam HS303 v2              HI3518EV200    OV9732     RTL8188EU     NOR_16M      preparation
+Switcam HS303 v3              HI3518EV200                             NOR_16M      preparation
+TP-Link Tapo C110             SSC333         SC3338     SSW101B       NOR_8M       preparation 
+Uniview C1L-2WN-G-RU          SSC337DE       OS02G10    RTL8188FU     NOR_16M      preparation
 
 ```