diff --git a/Cargo.toml b/Cargo.toml
index d8d744ccc6..f696eabc42 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,4 +1,5 @@
 [workspace]
+resolver = "2"
 members = [
     "zkevm-circuits",
     "bus-mapping",
diff --git a/integration-tests/Cargo.toml b/integration-tests/Cargo.toml
index b9893e40ee..d75ab682ad 100644
--- a/integration-tests/Cargo.toml
+++ b/integration-tests/Cargo.toml
@@ -40,7 +40,7 @@ mock_prover = []
 
 [build-dependencies]
 env = "0.0.0"
-ethers = "=2.0.10"
+ethers = { version = "=2.0.10", features = ["ethers-solc"] }
 ethers-contract-abigen = "=2.0.10"
 glob = "0.3.1"
 log = "0.4.14"
diff --git a/light-client-poc/Cargo.toml b/light-client-poc/Cargo.toml
index 1114656c1a..f2bbe36d5b 100644
--- a/light-client-poc/Cargo.toml
+++ b/light-client-poc/Cargo.toml
@@ -2,7 +2,6 @@
 name = "light-client-poc"
 version = "0.1.0"
 edition = "2021"
-resolver = "2"
 
 [dependencies]
 serde = { version = "1.0", features = ["derive"] }
@@ -28,4 +27,4 @@ ahash = "=0.8.6"
 ctor = "0.1.22"
 
 [features]
-disable-keccak = []
\ No newline at end of file
+disable-keccak = []