diff --git a/_data/chains/eip155-98864.json b/_data/chains/eip155-98864.json
new file mode 100644
index 000000000000..d4d2a1fca134
--- /dev/null
+++ b/_data/chains/eip155-98864.json
@@ -0,0 +1,33 @@
+{
+  "name": "Plume Devnet",
+  "title": "Plume Sepolia L2 Rollup Devnet",
+  "chain": "ETH",
+  "rpc": [
+    "https://test-rpc.plumenetwork.xyz/http",
+    "wss://test-rpc.plumenetwork.xyz/ws"
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Plume Sepolia Ether",
+    "symbol": "ETH",
+    "decimals": 18
+  },
+  "infoURL": "https://www.plumenetwork.xyz/",
+  "shortName": "plume-devnet",
+  "chainId": 98864,
+  "networkId": 98864,
+  "slip44": 1,
+  "icon": "plume",
+  "explorers": [
+    {
+      "name": "Blockscout",
+      "url": "https://test-explorer.plumenetwork.xyz",
+      "icon": "blockscout",
+      "standard": "EIP3091"
+    }
+  ],
+  "parent": {
+    "type": "L2",
+    "chain": "eip155-11155111"
+  }
+}
diff --git a/_data/icons/plume.json b/_data/icons/plume.json
index 64b2e85fee02..5dc99b4baaee 100644
--- a/_data/icons/plume.json
+++ b/_data/icons/plume.json
@@ -1,8 +1,8 @@
 [
   {
-    "url": "ipfs://QmNUpqkYWYJoDXKUpZ8FVbGyN6HCwxYonKNAieCf2oTzGn",
-    "width": 1062,
-    "height": 1062,
+    "url": "ipfs://QmT7dJKK2VXMtF9mJ6EfMTJXBntJyVvZcA8beLA2RCFbsW",
+    "width": 400,
+    "height": 400,
     "format": "png"
   }
 ]