diff --git a/apps/subgraph/README.md b/apps/subgraph/README.md
index 4c5e5b7e4..3c11b65de 100644
--- a/apps/subgraph/README.md
+++ b/apps/subgraph/README.md
@@ -53,6 +53,8 @@ Supported networks:
 -   `arbitrum-sepolia`
 -   `matic`
 -   `polygon-amoy`
+-   `base-sepolia`
+-   `linea-sepolia`
 
 ## 🛠 Install
 
diff --git a/apps/subgraph/package.json b/apps/subgraph/package.json
index dd73ed0b4..c1ed73424 100644
--- a/apps/subgraph/package.json
+++ b/apps/subgraph/package.json
@@ -20,7 +20,7 @@
     "dependencies": {
         "@graphprotocol/graph-cli": "0.78.0",
         "@graphprotocol/graph-ts": "0.35.1",
-        "@semaphore-protocol/utils": "4.1.0"
+        "@semaphore-protocol/utils": "workspace:packages/utils"
     },
     "devDependencies": {
         "@types/mustache": "^4.2.2",
diff --git a/packages/contracts/hardhat.config.ts b/packages/contracts/hardhat.config.ts
index d1942437d..c167ef574 100644
--- a/packages/contracts/hardhat.config.ts
+++ b/packages/contracts/hardhat.config.ts
@@ -48,6 +48,14 @@ const hardhatConfig: HardhatUserConfig = {
                     apiURL: "https://api-sepolia-optimistic.etherscan.io/api",
                     browserURL: "https://sepolia-optimistic.etherscan.io"
                 }
+            },
+            {
+                network: "linea-sepolia",
+                chainId: 59141,
+                urls: {
+                    apiURL: "https://api-sepolia.lineascan.build/api",
+                    browserURL: "https://sepolia.lineascan.build/address"
+                }
             }
         ]
     },
diff --git a/packages/data/src/getURL.ts b/packages/data/src/getURL.ts
index 3d42c8685..c26ef7ee6 100644
--- a/packages/data/src/getURL.ts
+++ b/packages/data/src/getURL.ts
@@ -12,5 +12,5 @@ export default function getURL(supportedNetwork: SupportedNetwork): string {
         throw new TypeError(`Network '${supportedNetwork}' is not supported`)
     }
 
-    return `https://api.studio.thegraph.com/query/14377/semaphore-${supportedNetwork}/v4.0.0-beta.17`
+    return `https://api.studio.thegraph.com/query/14377/semaphore-${supportedNetwork}/v4.0.0`
 }
diff --git a/packages/utils/src/networks/deployed-contracts.json b/packages/utils/src/networks/deployed-contracts.json
index ec9c53579..0668b8b51 100644
--- a/packages/utils/src/networks/deployed-contracts.json
+++ b/packages/utils/src/networks/deployed-contracts.json
@@ -138,5 +138,45 @@
                 "startBlock": 126057798
             }
         ]
+    },
+    {
+        "network": "base-sepolia",
+        "contracts": [
+            {
+                "name": "SemaphoreVerifier",
+                "address": "0xe538f9DeeE04A397decb1E7dc5D16fD6f123c043",
+                "startBlock": 16008294
+            },
+            {
+                "name": "PoseidonT3",
+                "address": "0xB43122Ecb241DD50062641f089876679fd06599a",
+                "startBlock": 16008294
+            },
+            {
+                "name": "Semaphore",
+                "address": "0x1e0d7FF1610e480fC93BdEC510811ea2Ba6d7c2f",
+                "startBlock": 16008294
+            }
+        ]
+    },
+    {
+        "network": "linea-sepolia",
+        "contracts": [
+            {
+                "name": "SemaphoreVerifier",
+                "address": "0xe538f9DeeE04A397decb1E7dc5D16fD6f123c043",
+                "startBlock": 3928632
+            },
+            {
+                "name": "PoseidonT3",
+                "address": "0xB43122Ecb241DD50062641f089876679fd06599a",
+                "startBlock": 3928632
+            },
+            {
+                "name": "Semaphore",
+                "address": "0x1e0d7FF1610e480fC93BdEC510811ea2Ba6d7c2f",
+                "startBlock": 3928632
+            }
+        ]
     }
 ]
diff --git a/packages/utils/src/networks/supported-networks.ts b/packages/utils/src/networks/supported-networks.ts
index b2e5d67df..fecbc4bb9 100644
--- a/packages/utils/src/networks/supported-networks.ts
+++ b/packages/utils/src/networks/supported-networks.ts
@@ -40,5 +40,17 @@ export default {
         url: "https://polygon-rpc.com",
         chainId: 137,
         explorer: "https://polygonscan.com"
+    },
+    "base-sepolia": {
+        name: "Base Sepolia",
+        url: "https://sepolia.base.org",
+        chainId: 84532,
+        explorer: "https://sepolia.basescan.org"
+    },
+    "linea-sepolia": {
+        name: "Linea Sepolia",
+        url: "https://rpc.sepolia.linea.build",
+        chainId: 59141,
+        explorer: "https://sepolia.lineascan.build"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index 62e2a1d14..713c17e3c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5389,8 +5389,8 @@ __metadata:
   linkType: hard
 
 "@nomicfoundation/hardhat-verify@npm:^2.0.8":
-  version: 2.0.8
-  resolution: "@nomicfoundation/hardhat-verify@npm:2.0.8"
+  version: 2.0.11
+  resolution: "@nomicfoundation/hardhat-verify@npm:2.0.11"
   dependencies:
     "@ethersproject/abi": "npm:^5.1.2"
     "@ethersproject/address": "npm:^5.0.2"
@@ -5403,7 +5403,7 @@ __metadata:
     undici: "npm:^5.14.0"
   peerDependencies:
     hardhat: ^2.0.4
-  checksum: 10/f49d6615a45d063e8d361ea2029c80c351d4377925de6c229095619384353d3fa9463751beceae0d6ceaf26f60a99797a19abd16ae22258fba37aee26ee5576e
+  checksum: 10/edad30efeb0ab7c26fd0c5fd3f1d161733d51276435f77d9c58edaa4307171be40e8c65a24a8fb11481e1032e4eb72ac99cd11c6eaa0bbfabb493455e387e2e9
   languageName: node
   linkType: hard
 
@@ -24717,7 +24717,7 @@ __metadata:
   dependencies:
     "@graphprotocol/graph-cli": "npm:0.78.0"
     "@graphprotocol/graph-ts": "npm:0.35.1"
-    "@semaphore-protocol/utils": "npm:4.1.0"
+    "@semaphore-protocol/utils": "workspace:packages/utils"
     "@types/mustache": "npm:^4.2.2"
     matchstick-as: "npm:0.5.0"
     mustache: "npm:^4.2.0"