diff --git a/.changeset/violet-bananas-raise.md b/.changeset/violet-bananas-raise.md
new file mode 100644
index 00000000..a580d67d
--- /dev/null
+++ b/.changeset/violet-bananas-raise.md
@@ -0,0 +1,8 @@
+---
+'@api3/contracts': patch
+---
+
+Update verification API for following chains:
+
+- scroll
+- scroll-sepolia-testnet
diff --git a/data/chains/scroll-sepolia-testnet.json b/data/chains/scroll-sepolia-testnet.json
index c3856669..c3917508 100644
--- a/data/chains/scroll-sepolia-testnet.json
+++ b/data/chains/scroll-sepolia-testnet.json
@@ -13,6 +13,7 @@
   "symbol": "ETH",
   "testnet": true,
   "verificationApi": {
-    "type": "etherscan"
+    "type": "blockscout",
+    "url": "https://sepolia.scrollscan.com/api"
   }
 }
diff --git a/data/chains/scroll.json b/data/chains/scroll.json
index 2470fd93..8b7f38eb 100644
--- a/data/chains/scroll.json
+++ b/data/chains/scroll.json
@@ -29,6 +29,7 @@
   "symbol": "ETH",
   "testnet": false,
   "verificationApi": {
-    "type": "etherscan"
+    "type": "blockscout",
+    "url": "https://scrollscan.com/api"
   }
 }
diff --git a/src/generated/chains.ts b/src/generated/chains.ts
index 0d50b798..888f1092 100644
--- a/src/generated/chains.ts
+++ b/src/generated/chains.ts
@@ -637,7 +637,7 @@ export const CHAINS: Chain[] = [
     providers: [{ alias: 'default', rpcUrl: 'https://sepolia-rpc.scroll.io' }],
     symbol: 'ETH',
     testnet: true,
-    verificationApi: { type: 'etherscan' },
+    verificationApi: { type: 'blockscout', url: 'https://sepolia.scrollscan.com/api' },
   },
   {
     alias: 'scroll',
@@ -654,7 +654,7 @@ export const CHAINS: Chain[] = [
     ],
     symbol: 'ETH',
     testnet: false,
-    verificationApi: { type: 'etherscan' },
+    verificationApi: { type: 'blockscout', url: 'https://scrollscan.com/api' },
   },
   {
     alias: 'sei-testnet',