diff --git a/README.md b/README.md
index 7feb2be..6c7c68e 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,5 @@ Jidesha
 =======
 
 Extension for Firefox and Chrome for Desktop Sharing in Jitsi Meet.
+
+Please don't forget to change your chrome extension ID in jitsi-meet config on server ("chromeExtensionId" option)