diff --git a/chain-overrides.json b/chain-overrides.json
index 21d0735..f138288 100644
--- a/chain-overrides.json
+++ b/chain-overrides.json
@@ -488,15 +488,28 @@
       }
     }
   },
-    "401": {
-   "sourcifyName": "Ozone Chain Testnet",
-   "rpc": [
-     "https://node2.testnet.ozonechain.io"
-   ],
+  "641230": {
+    "sourcifyName": "Bear Network Chain Mainnet",
+    "rpc": [
+      "https://brnkc-mainnet.bearnetwork.net",
+      "https://bnes-mainnet.bearnetwork.net",
+      "https://rpc-ci.bearnetwork.net"
+    ],
+    "fetchContractCreationTxUsing": {
+      "blockscoutApi": {
+        "url": "https://brnkscan.bearnetwork.net/"
+      }
+    }
+  },
+  "401": {
+    "sourcifyName": "Ozone Chain Testnet",
+    "rpc": [
+      "https://node2.testnet.ozonechain.io"
+    ],
     "fetchContractCreationTxUsing": {
       "blockscoutApi": {
         "url": "https://testnet.ozonescan.io/"
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/deprecated-chains.json b/deprecated-chains.json
index b9d1175..f77bd35 100644
--- a/deprecated-chains.json
+++ b/deprecated-chains.json
@@ -104,7 +104,6 @@
   "421613": "Arbitrum Goerli Testnet",
   "432201": "Dexalot Testnet",
   "432204": "Dexalot Mainnet",
-  "641230": "Bear Network Chain Mainnet",
   "710420": "Tiltyard Mainnet",
   "723107": "TixChain Testnet",
   "764984": "Lamina1 Testnet",
diff --git a/sourcify-chains-default.json b/sourcify-chains-default.json
index 9dcab50..4da50e7 100644
--- a/sourcify-chains-default.json
+++ b/sourcify-chains-default.json
@@ -5608,10 +5608,17 @@
   },
   "641230": {
     "sourcifyName": "Bear Network Chain Mainnet",
-    "supported": false,
-    "discoveredBy": [
-      "deprecated"
-    ]
+    "supported": true,
+    "rpc": [
+      "https://brnkc-mainnet.bearnetwork.net",
+      "https://bnes-mainnet.bearnetwork.net",
+      "https://rpc-ci.bearnetwork.net"
+    ],
+    "fetchContractCreationTxUsing": {
+      "blockscoutApi": {
+        "url": "https://brnkscan.bearnetwork.net/"
+      }
+    }
   },
   "656476": {
     "sourcifyName": "EDU Chain Testnet",
diff --git a/tests/fixtures/storage-contract-chain-addresses.json b/tests/fixtures/storage-contract-chain-addresses.json
index ab8c30d..c1e42ff 100644
--- a/tests/fixtures/storage-contract-chain-addresses.json
+++ b/tests/fixtures/storage-contract-chain-addresses.json
@@ -61,7 +61,7 @@
   "432201": "0xfa5a1E7788514Ae2B879377cF08a9CF2901d3A21",
   "432204": "0x1c799C32a6cF228D0656f3B87D60224afaB45903",
   "511111": "0x8b2587F56b7e373F25e661084b3B3AF2a13a611F",
-  "641230": "0x115B83FE885D2Acf6099B6f3aAa75502CEBBA154",
+  "641230": "0xbc88C0536FD76cA5F8e4134c072b54959De58C4F",
   "710420": "0xbBB3e01361604EB1884b3f1Cf3524b73966E8Ef9",
   "723107": "0x6dbE8dA3D34cb97aF6ADf15fC98fDAD3a8E62Bd7",
   "764984": "0x61ACA050011D091A5790de774190cCdD42Ab882F",