diff --git a/source/_integrations/shelly.markdown b/source/_integrations/shelly.markdown
index e663251d97c..e50e6e914b6 100644
--- a/source/_integrations/shelly.markdown
+++ b/source/_integrations/shelly.markdown
@@ -122,4 +122,5 @@ Not all devices support all input events. You can check on [Shelly API Reference
 ## Known issues and limitations
 
 - Only supports firmware 1.8 and later
+- Shelly 4Pro and Shelly Sense are not supported (devices based on old CoAP v1 protocol)
 - Before set up, battery-powered devices must be woken up by pressing the button on the device.