diff --git a/README.md b/README.md
index 084387f..6f7e1ad 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ Set your Etherscan token to fetch verified source code,
 
 ```bash
 export ETHERSCAN_EXPLORER_TOKEN=<your-etherscan-token>
+export OPTISCAN_EXPLORER_TOKEN=<your-etherscan-optimism-token>
 ```
 
 Set your Github token to query API without strict rate limiting,
diff --git a/config_samples/optimism/mainnet/lido_locator_mainnet_config_L1.json b/config_samples/optimism/mainnet/lido_locator_mainnet_config_L1.json
new file mode 100644
index 0000000..398bda1
--- /dev/null
+++ b/config_samples/optimism/mainnet/lido_locator_mainnet_config_L1.json
@@ -0,0 +1,14 @@
+{
+  "contracts": {
+    "0x39aFE23cE59e8Ef196b81F0DCb165E9aD38b9463": "LidoLocator"
+  },
+  "explorer_hostname": "api.etherscan.io",
+  "explorer_token_env_var": "ETHERSCAN_EXPLORER_TOKEN",
+  "github_repo": {
+      "url": "https://github.com/lidofinance/lido-dao",
+      "commit": "e45c4d6fb8120fd29426b8d969c19d8a798ca974",
+      "relative_root": ""
+  },
+  "dependencies": {
+  }
+}
diff --git a/config_samples/optimism/mainnet/optimism_mainnet_config_L1.json b/config_samples/optimism/mainnet/optimism_mainnet_config_L1.json
index ae5c141..7816e80 100644
--- a/config_samples/optimism/mainnet/optimism_mainnet_config_L1.json
+++ b/config_samples/optimism/mainnet/optimism_mainnet_config_L1.json
@@ -1,13 +1,15 @@
 {
     "contracts": {
-        "0x76943C0D61395d8F2edF9060e1533529cAe05dE6": "OssifiableProxy",
-        "0x29C5c51A031165CE62F964966A6399b81165EFA4": "L1ERC20TokenBridge"
+      "0xe6793B9e4FbA7DE0ee833F9D02bba7DB5EB27823": "TokenRateNotifier",
+      "0xd54c1c6413caac3477AC14b2a80D5398E3c32FfE": "OpStackTokenRatePusher",
+      "0x76943C0D61395d8F2edF9060e1533529cAe05dE6": "OssifiableProxy",
+      "0x168Cfea1Ad879d7032B3936eF3b0E90790b6B6D4": "L1LidoTokensBridge"  
     },
     "explorer_hostname": "api.etherscan.io",
     "explorer_token_env_var": "ETHERSCAN_EXPLORER_TOKEN",
     "github_repo": {
-        "url": "https://github.com/lidofinance/lido-l2",
-        "commit": "082e7eb59de63bd376b30886568813408d04f00b",
+        "url": "https://github.com/lidofinance/lido-l2-with-steth",
+        "commit": "8f19e1101a211c8f3d42af7ffcb87ab0ebcf750c",
         "relative_root": ""
     },
     "dependencies": {
diff --git a/config_samples/optimism/mainnet/optimism_mainnet_config_L2.json b/config_samples/optimism/mainnet/optimism_mainnet_config_L2.json
index 57e0e6b..d232d5d 100644
--- a/config_samples/optimism/mainnet/optimism_mainnet_config_L2.json
+++ b/config_samples/optimism/mainnet/optimism_mainnet_config_L2.json
@@ -1,15 +1,19 @@
 {
     "contracts": {
-        "0x8E01013243a96601a86eb3153F0d9Fa4fbFb6957": "OssifiableProxy",
-        "0x23B96aDD54c479C6784Dd504670B5376B808f4C7": "L2ERC20TokenBridge",
+        "0x294ED1f214F4e0ecAE31C3Eae4F04EBB3b36C9d0": "OssifiableProxy",
+        "0x4bF0d419793d8722b8391efaD4c9cE78F460CEd3": "TokenRateOracle",
         "0x1F32b1c2345538c0c6f582fCB022739c4A194Ebb": "OssifiableProxy",
-        "0x92834c37dF982A13bb0f8C3F6608E26F0546538e": "ERC20Bridged"
+        "0xFe57042De76c8D6B1DF0E9E2047329fd3e2B7334": "ERC20BridgedPermit",
+        "0x76A50b8c7349cCDDb7578c6627e79b5d99D24138": "OssifiableProxy",
+        "0xe9b65dA5DcBe92f1b397991C464FF568Dc98D761": "ERC20RebasableBridgedPermit",
+        "0x8E01013243a96601a86eb3153F0d9Fa4fbFb6957": "OssifiableProxy",
+        "0x2734602C0CEbbA68662552CacD5553370B283E2E": "L2ERC20ExtendedTokensBridge"
     },
     "explorer_hostname": "api-optimistic.etherscan.io",
     "explorer_token_env_var": "OPTISCAN_EXPLORER_TOKEN",
     "github_repo": {
-        "url": "https://github.com/lidofinance/lido-l2",
-        "commit": "082e7eb59de63bd376b30886568813408d04f00b",
+        "url": "https://github.com/lidofinance/lido-l2-with-steth",
+        "commit": "8f19e1101a211c8f3d42af7ffcb87ab0ebcf750c",
         "relative_root": ""
     },
     "dependencies": {