diff --git a/chains/v20/chains_dev.json b/chains/v20/chains_dev.json
index fab5e044f..af10265dc 100644
--- a/chains/v20/chains_dev.json
+++ b/chains/v20/chains_dev.json
@@ -11113,5 +11113,54 @@
         "options": [
             "testnet"
         ]
+    },
+    {
+        "chainId": "eip155:41455",
+        "name": "Aleph Zero EVM",
+        "assets": [
+            {
+                "assetId": 0,
+                "symbol": "AZERO",
+                "priceId": "aleph-zero",
+                "type": "evmNative",
+                "icon": "https://raw.githubusercontent.com/novasamatech/nova-utils/master/icons/chains/white/Aleph_zero.svg",
+                "precision": 18
+            }
+        ],
+        "nodeSelectionStrategy": "uniform",
+        "nodes": [
+            {
+                "url": "https://rpc.alephzero.raas.gelato.cloud",
+                "name": "Aleph Zero EVM rpc node"
+            },
+            {
+                "url": "wss://ws.alephzero.raas.gelato.cloud",
+                "name": "Aleph Zero EVM wss node"
+            }
+        ],
+        "externalApi": {
+            "history": [
+                {
+                    "type": "etherscan",
+                    "url": "https://evm-explorer.alephzero.org/api",
+                    "parameters": {
+                        "assetType": "evm"
+                    }
+                }
+            ]
+        },
+        "explorers": [
+            {
+                "name": "Aleph Zero EVM Explorer",
+                "extrinsic": "https://evm-explorer.alephzero.org/tx/{hash}",
+                "account": "https://evm-explorer.alephzero.org/address/{address}"
+            }
+        ],
+        "icon": "https://raw.githubusercontent.com/novasamatech/nova-utils/master/icons/chains/gradient/AlephZero.svg",
+        "addressPrefix": 41455,
+        "options": [
+            "ethereumBased",
+            "noSubstrateRuntime"
+        ]
     }
 ]