diff --git a/aggregator/src/tests.rs b/aggregator/src/tests.rs
index 8c98351b61..4be0deeaba 100644
--- a/aggregator/src/tests.rs
+++ b/aggregator/src/tests.rs
@@ -95,7 +95,7 @@ macro_rules! compression_layer_snark {
 
 #[macro_export]
 macro_rules! compression_layer_evm {
-    // generate a evm proof and verify it for compression layer
+    // generate an evm proof and verify it for compression layer
     ($previous_snark: ident, $param: ident, $degree: ident, $path: ident,$layer_index: expr) => {{
         let timer = start_timer!(|| format!("gen layer {} snark", $layer_index));
 
diff --git a/eth-types/src/evm_types/storage.rs b/eth-types/src/evm_types/storage.rs
index 86a1f63455..8d95ee44df 100644
--- a/eth-types/src/evm_types/storage.rs
+++ b/eth-types/src/evm_types/storage.rs
@@ -47,7 +47,7 @@ impl Storage {
         Storage(HashMap::new())
     }
 
-    /// Generate an new instance of EVM storage given a `HashMap<Word, Word>`.
+    /// Generate a new instance of EVM storage given a `HashMap<Word, Word>`.
     pub fn new(map: HashMap<Word, Word>) -> Self {
         Self::from(map)
     }
diff --git a/eth-types/src/evm_types/transient_storage.rs b/eth-types/src/evm_types/transient_storage.rs
index 9b5063a22c..b4a430c1f9 100644
--- a/eth-types/src/evm_types/transient_storage.rs
+++ b/eth-types/src/evm_types/transient_storage.rs
@@ -47,7 +47,7 @@ impl TransientStorage {
         TransientStorage(HashMap::new())
     }
 
-    /// Generate an new instance of EVM transient storage given a `HashMap<Word, Word>`.
+    /// Generate a new instance of EVM transient storage given a `HashMap<Word, Word>`.
     pub fn new(map: HashMap<Word, Word>) -> Self {
         Self::from(map)
     }
diff --git a/eth-types/src/geth_types.rs b/eth-types/src/geth_types.rs
index 04b306ca97..cd8e9ba681 100644
--- a/eth-types/src/geth_types.rs
+++ b/eth-types/src/geth_types.rs
@@ -389,7 +389,7 @@ impl Transaction {
     }
 }
 
-/// GethData is a type that contains all the information of a Ethereum block
+/// GethData is a type that contains all the information of an Ethereum block
 #[derive(Default, Debug, Clone)]
 pub struct GethData {
     /// chain id
diff --git a/integration-tests/tests/readme.md b/integration-tests/tests/readme.md
index 16424ebb88..bb8433b9dc 100644
--- a/integration-tests/tests/readme.md
+++ b/integration-tests/tests/readme.md
@@ -2,7 +2,7 @@
 
 ## Mainnet
 
-Testings in `mainnet.rs` enable accessing a RPC node with debug API, and test any block or single transaction from the node. Trace and block witness would be rebuilt from the input data (block or tx) and then being mocking proven by a specified circuit.
+Testings in `mainnet.rs` enable accessing an RPC node with debug API, and test any block or single transaction from the node. Trace and block witness would be rebuilt from the input data (block or tx) and then being mocking proven by a specified circuit.
 
 The running parameters are specified by environment variables: