diff --git a/featured-networks-config.json b/featured-networks-config.json
index 6a78bb9..fdafc76 100644
--- a/featured-networks-config.json
+++ b/featured-networks-config.json
@@ -1,15 +1,15 @@
 [
 	{
-		"title": "ROOS Testnets",
+		"title": "YOTTA Testnets",
 		"url": "http://47.76.156.125:8990/",
 		"group": "Testnets",
-		"icon": "https://git.rootsat.co/linlijun/explorer/raw/branch/main/logo2.svg",
+		"icon": "https://git.rootsat.co/linlijun/explorer/raw/branch/main/logo4.svg",
 		"isActive": true
 	},
 	{
-		"title": "ROOS Mainnets",
+		"title": "YOTTA Mainnets",
 		"url": "https://explorer.roospro.com/",
 		"group": "Mainnets",
-		"icon": "https://git.rootsat.co/linlijun/explorer/raw/branch/main/logo2.svg"
+		"icon": "https://git.rootsat.co/linlijun/explorer/raw/branch/main/logo4.svg"
 	}
 ]
\ No newline at end of file