diff --git a/_data/chains/eip155-1666600000.json b/_data/chains/eip155-1666600000.json
index 0a19b696..0052bd66 100644
--- a/_data/chains/eip155-1666600000.json
+++ b/_data/chains/eip155-1666600000.json
@@ -2,7 +2,8 @@
   "name": "Harmony Mainnet Shard 0",
   "chain": "Harmony",
   "rpc": [
-    "https://api.harmony.one"
+    "https://api.harmony.one",
+    "https://api.s0.t.hmny.io"
   ],
   "faucets": ["https://free-online-app.com/faucet-for-eth-evm-chains/"],
   "nativeCurrency": {
diff --git a/_data/chains/eip155-1666600001.json b/_data/chains/eip155-1666600001.json
index 4c7330bc..8f6613ff 100644
--- a/_data/chains/eip155-1666600001.json
+++ b/_data/chains/eip155-1666600001.json
@@ -2,7 +2,7 @@
   "name": "Harmony Mainnet Shard 1",
   "chain": "Harmony",
   "rpc": [
-    "https://s1.api.harmony.one"
+    "https://api.s1.t.hmny.io"
   ],
   "faucets": [
   ],
diff --git a/_data/chains/eip155-1666600002.json b/_data/chains/eip155-1666600002.json
index 5b0b933d..be5f1223 100644
--- a/_data/chains/eip155-1666600002.json
+++ b/_data/chains/eip155-1666600002.json
@@ -2,7 +2,7 @@
   "name": "Harmony Mainnet Shard 2",
   "chain": "Harmony",
   "rpc": [
-    "https://s2.api.harmony.one"
+    "https://api.s2.t.hmny.io"
   ],
   "faucets": [
   ],
diff --git a/_data/chains/eip155-1666600003.json b/_data/chains/eip155-1666600003.json
index 3bf7e72c..50bf2f62 100644
--- a/_data/chains/eip155-1666600003.json
+++ b/_data/chains/eip155-1666600003.json
@@ -2,7 +2,7 @@
   "name": "Harmony Mainnet Shard 3",
   "chain": "Harmony",
   "rpc": [
-    "https://s3.api.harmony.one"
+    "https://api.s3.t.hmny.io"
   ],
   "faucets": [
   ],
diff --git a/_data/chains/eip155-2001.json b/_data/chains/eip155-2001.json
index 770880d7..65a69bda 100644
--- a/_data/chains/eip155-2001.json
+++ b/_data/chains/eip155-2001.json
@@ -10,7 +10,7 @@
   "faucets": [],
   "nativeCurrency": {
     "name": "milkAda",
-    "symbol": "milkAda",
+    "symbol": "mADA",
     "decimals": 18
   },
   "infoURL": "https://milkomeda.com",
@@ -24,4 +24,4 @@
       "standard": "none"
     }
   ]
-}
\ No newline at end of file
+}
diff --git a/_data/chains/eip155-58.json b/_data/chains/eip155-58.json
index abfaabef..fc081b15 100644
--- a/_data/chains/eip155-58.json
+++ b/_data/chains/eip155-58.json
@@ -2,25 +2,31 @@
   "name": "Ontology Mainnet",
   "chain": "Ontology",
   "rpc": [
-    "https://dappnode1.ont.io:20339",
-    "https://dappnode2.ont.io:20339",
-    "https://dappnode3.ont.io:20339",
-    "https://dappnode4.ont.io:20339"
+    "http://dappnode1.ont.io:20339",
+    "http://dappnode2.ont.io:20339",
+    "http://dappnode3.ont.io:20339",
+    "http://dappnode4.ont.io:20339",
+    "https://dappnode1.ont.io:10339",
+    "https://dappnode2.ont.io:10339",
+    "https://dappnode3.ont.io:10339",
+    "https://dappnode4.ont.io:10339"
   ],
   "faucets": [
   ],
   "nativeCurrency": {
     "name": "ONG",
     "symbol": "ONG",
-    "decimals": 9
+    "decimals": 18
   },
   "infoURL": "https://ont.io/",
   "shortName": "Ontology Mainnet",
   "chainId": 58,
   "networkId": 58,
-  "explorers": [{
-    "name": "explorer",
-    "url": "https://explorer.ont.io",
-    "standard": "EIP3091"
-  }]
+  "explorers": [
+    {
+      "name": "explorer",
+      "url": "https://explorer.ont.io",
+      "standard": "EIP3091"
+    }
+  ]
 }
diff --git a/_data/chains/eip155-5851.json b/_data/chains/eip155-5851.json
index 5ebaa18c..a5611eba 100644
--- a/_data/chains/eip155-5851.json
+++ b/_data/chains/eip155-5851.json
@@ -2,10 +2,14 @@
   "name": "Ontology Testnet",
   "chain": "Ontology",
   "rpc": [
-    "https://polaris1.ont.io:20339",
-    "https://polaris2.ont.io:20339",
-    "https://polaris3.ont.io:20339",
-    "https://polaris4.ont.io:20339"
+    "http://polaris1.ont.io:20339",
+    "http://polaris2.ont.io:20339",
+    "http://polaris3.ont.io:20339",
+    "http://polaris4.ont.io:20339",
+    "https://polaris1.ont.io:10339",
+    "https://polaris2.ont.io:10339",
+    "https://polaris3.ont.io:10339",
+    "https://polaris4.ont.io:10339"
   ],
   "faucets": [
     "https://developer.ont.io/"
@@ -13,7 +17,7 @@
   "nativeCurrency": {
     "name": "ONG",
     "symbol": "ONG",
-    "decimals": 9
+    "decimals": 18
   },
   "infoURL": "https://ont.io/",
   "shortName": "Ontology Testnet",
diff --git a/_data/chains/eip155-9000.json b/_data/chains/eip155-9000.json
index dfc5cb85..4e9e3cca 100644
--- a/_data/chains/eip155-9000.json
+++ b/_data/chains/eip155-9000.json
@@ -1,7 +1,7 @@
 {
   "name": "Evmos Testnet",
   "chain": "Evmos",
-  "rpc": ["https://evmos-archive-testnet.api.bdnodes.net:8545"],
+  "rpc": ["https://eth.bd.evmos.dev:8545"],
   "faucets": ["https://faucet.evmos.dev"],
   "nativeCurrency": {
     "name": "test-Evmos",
@@ -15,9 +15,9 @@
   "icon": "evmos",
   "explorers": [
     {
-      "name": "Evmos EVM Explorer (Blockscout)",
+      "name": "Evmos EVM Explorer",
       "url": "https://evm.evmos.dev",
-      "standard": "none",
+      "standard": "EIP3091",
       "icon": "evmos"
     },
     {
diff --git a/_data/icons/evmos.json b/_data/icons/evmos.json
index 88a52748..f33dbfef 100644
--- a/_data/icons/evmos.json
+++ b/_data/icons/evmos.json
@@ -1,8 +1,8 @@
 [
   {
-    "url": "ipfs://Qmc4nHKSTgRwhpc5gpUnd7cQb7ooUgkcMxSbJcDAjJqx6T",
-    "width": 1000,
-    "height": 620,
-    "format": "svg"
+    "url": "ipfs://QmeZW6VKUFTbz7PPW8PmDR3ZHa6osYPLBFPnW8T5LSU49c",
+    "width": 400,
+    "height": 400,
+    "format": "png"
   }
-]
\ No newline at end of file
+]