diff --git a/_data/chains/eip155-1666600000.json b/_data/chains/eip155-1666600000.json
index c3804555..d4837f59 100644
--- a/_data/chains/eip155-1666600000.json
+++ b/_data/chains/eip155-1666600000.json
@@ -15,5 +15,10 @@
   "infoURL": "https://www.harmony.one/",
   "shortName": "hmy-s0",
   "chainId": 1666600000,
-  "networkId": 1666600000
+  "networkId": 1666600000,
+  "explorers": [{
+    "name": "Harmony Block Explorer",
+    "url": "https://explorer.harmony.one",
+    "standard": "EIP3091"
+  }]
 }
diff --git a/_data/chains/eip155-1666700000.json b/_data/chains/eip155-1666700000.json
index f276861a..f8d4e6d7 100644
--- a/_data/chains/eip155-1666700000.json
+++ b/_data/chains/eip155-1666700000.json
@@ -1,20 +1,26 @@
 {
-    "name": "Harmony Testnet Shard 0",
-    "chain": "Harmony",
-    "network": "testnet",
-    "rpc": [
-      "https://api.s0.b.hmny.io"
-    ],
-    "faucets": [
-    ],
-    "nativeCurrency": {
-      "name": "ONE",
-      "symbol": "ONE",
-      "decimals": 18
-    },
-    "infoURL": "https://www.harmony.one/",
-    "shortName": "hmy-b-s0",
-    "chainId": 1666700000,
-    "networkId": 1666700000
-  }
+  "name": "Harmony Testnet Shard 0",
+  "chain": "Harmony",
+  "network": "testnet",
+  "rpc": [
+    "https://api.s0.b.hmny.io"
+  ],
+  "faucets": [
+    "https://faucet.pops.one"
+  ],
+  "nativeCurrency": {
+    "name": "ONE",
+    "symbol": "ONE",
+    "decimals": 18
+  },
+  "infoURL": "https://www.harmony.one/",
+  "shortName": "hmy-b-s0",
+  "chainId": 1666700000,
+  "networkId": 1666700000,
+  "explorers": [{
+    "name": "Harmony Testnet Block Explorer",
+    "url": "https://explorer.pops.one",
+    "standard": "EIP3091"
+  }]
+}
   
\ No newline at end of file