diff --git a/README.md b/README.md
index a7725e9..224e8e1 100644
--- a/README.md
+++ b/README.md
@@ -17,9 +17,10 @@ devices. Still, overwriting a device's boot loader via OTA update is a risky
 operation. If something unexpected fails, your device may be bricked, unless you
 know how to flash a new firmware over a wired connection._
 
-**Warning:** _As of now, once you convert to Tasmota, there is no way back via
-an OTA update to Mongoose OS! You'll need a wired connection to get your device
-back to stock firmware._
+**Warning:** _You can go back to Mongoose OS via OTA as well, using [this firmware](https://github.com/yaourdt/tasmota-to-mgos),
+but be aware the application is still at an early stage. If something fails,
+your device may be bricked, if you don't know how to flash a new firmware over
+a wired connection._
 
 Before flashing this firmware, connect your device to a WIFI network with
 internet access. From your browser, open the update URL for your device from the
@@ -51,8 +52,8 @@ Shelly Plug S   | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmo
 Shelly 2        | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-Shelly2.zip`       | `{"NAME":"Shelly 2","GPIO":[0,135,0,136,21,22,0,0,9,0,10,137,0],"FLAG":0,"BASE":47}`
 Shelly 2.5      | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-Shelly25.zip`      | `{"NAME":"Shelly 2.5","GPIO":[56,0,17,0,21,83,0,0,6,82,5,22,156],"FLAG":2,"BASE":18}`
 Shelly RGBW2    | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyRGBW2.zip`   | `{"NAME":"Shelly RGBW2","GPIO":[0,0,52,0,40,255,0,0,37,17,39,38,0],"FLAG":0,"BASE":18}`
-Shelly Dimmer 1 | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyDimmer1.zip` | **not yet available, only flash if you a perfectly certain about what you are doing**
-Shelly Dimmer 2 | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyDimmer2.zip` | **not yet available, only flash if you a perfectly certain about what you are doing**
+Shelly Dimmer 1 | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyDimmer1.zip` | `{"NAME":"Shelly Dimmer 1","GPIO":[0,3200,0,3232,5568,5600,0,0,192,0,193,288,0,4736],"FLAG":0,"BASE":18}`
+Shelly Dimmer 2 | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyDimmer2.zip` | `{"NAME":"Shelly Dimmer 2","GPIO":[0,3200,0,3232,5568,5600,0,0,193,0,192,0,320,4736],"FLAG":0,"BASE":18}`
 Shelly EM       | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyEM.zip`      | `{"NAME":"Shelly EM","GPIO":[0,0,0,0,0,0,0,0,6,156,5,21,0],"FLAG":15,"BASE":18}`
 Shelly Bulb     | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyBulb.zip`    | **not yet available, only flash if you a perfectly certain about what you are doing**
 Shelly Vintage  | `http://shellyip/ota?url=http://dl.dasker.eu/firmware/mg2tasmota-ShellyVintage.zip` | **not yet available, only flash if you a perfectly certain about what you are doing**