diff --git a/Cargo.lock b/Cargo.lock
index b25c090ef51c7..6a8103fdeb607 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -67,9 +67,9 @@ checksum = "683d7910e743518b0e34f1186f92494becacb047c7b6bf616c96772180fef923"
 
 [[package]]
 name = "alloy-chains"
-version = "0.2.17"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6068f356948cd84b5ad9ac30c50478e433847f14a50714d2b68f15d052724049"
+checksum = "bfaa9ea039a6f9304b4a593d780b1f23e1ae183acdee938b11b38795acacc9f1"
 dependencies = [
  "alloy-primitives",
  "num_enum",
diff --git a/crates/cli/src/utils/cmd.rs b/crates/cli/src/utils/cmd.rs
index ab61f0f6cc498..6f8be048e6393 100644
--- a/crates/cli/src/utils/cmd.rs
+++ b/crates/cli/src/utils/cmd.rs
@@ -169,12 +169,13 @@ pub fn has_different_gas_calc(chain_id: u64) -> bool {
                     | NamedChain::KaruraTestnet
                     | NamedChain::Mantle
                     | NamedChain::MantleSepolia
+                    | NamedChain::Metis
                     | NamedChain::MonadTestnet
                     | NamedChain::Moonbase
                     | NamedChain::Moonbeam
                     | NamedChain::MoonbeamDev
                     | NamedChain::Moonriver
-                    | NamedChain::Metis
+                    | NamedChain::PolkadotTestnet
             );
     }
     false
diff --git a/crates/test-utils/src/rpc.rs b/crates/test-utils/src/rpc.rs
index 336ea499fff41..9b53f9a4d69f8 100644
--- a/crates/test-utils/src/rpc.rs
+++ b/crates/test-utils/src/rpc.rs
@@ -108,6 +108,10 @@ pub fn rpc_endpoints() -> RpcEndpoints {
         ("bsc", RpcEndpointUrl::Url(next_rpc_endpoint(NamedChain::BinanceSmartChain))),
         ("avaxTestnet", RpcEndpointUrl::Url("https://api.avax-test.network/ext/bc/C/rpc".into())),
         ("moonbeam", RpcEndpointUrl::Url("https://moonbeam-rpc.publicnode.com".into())),
+        (
+            "polkadotTestnet",
+            RpcEndpointUrl::Url("https://services.polkadothub-rpc.com/testnet".into()),
+        ),
         ("rpcEnvAlias", RpcEndpointUrl::Env("${RPC_ENV_ALIAS}".into())),
     ])
 }
diff --git a/testdata/foundry.toml b/testdata/foundry.toml
index 0fd8135bbcd22..adb98908a611e 100644
--- a/testdata/foundry.toml
+++ b/testdata/foundry.toml
@@ -57,4 +57,5 @@ polygon = "${RPC_POLYGON}"
 bsc = "${RPC_BSC}"
 avaxTestnet = "https://api.avax-test.network/ext/bc/C/rpc"
 moonbeam = "https://moonbeam-rpc.publicnode.com"
+polkadotTestnet = "https://services.polkadothub-rpc.com/testnet"
 rpcEnvAlias = "${RPC_ENV_ALIAS}"