diff --git a/crates/katana/executor/tests/executor.rs b/crates/katana/executor/tests/executor.rs
index fd365245ba..8521dee38f 100644
--- a/crates/katana/executor/tests/executor.rs
+++ b/crates/katana/executor/tests/executor.rs
@@ -55,11 +55,7 @@ fn test_executor_with_valid_blocks_impl<EF: ExecutorFactory>(
 
     // ensure that all transactions succeeded, if not panic with the error message and tx index
     let has_failed = transactions.iter().enumerate().find_map(|(i, (_, res))| {
-        if let ExecutionResult::Failed { error } = res {
-            Some((i, error))
-        } else {
-            None
-        }
+        if let ExecutionResult::Failed { error } = res { Some((i, error)) } else { None }
     });
 
     if let Some((pos, error)) = has_failed {
diff --git a/crates/katana/primitives/src/genesis/json.rs b/crates/katana/primitives/src/genesis/json.rs
index c3948c096a..0add2eb9f5 100644
--- a/crates/katana/primitives/src/genesis/json.rs
+++ b/crates/katana/primitives/src/genesis/json.rs
@@ -1215,10 +1215,12 @@ mod tests {
     fn genesis_from_json_with_unresolved_paths() {
         let file = File::open("./src/genesis/test-genesis.json").unwrap();
         let json: GenesisJson = serde_json::from_reader(file).unwrap();
-        assert!(Genesis::try_from(json)
-            .unwrap_err()
-            .to_string()
-            .contains("Unresolved class artifact path"));
+        assert!(
+            Genesis::try_from(json)
+                .unwrap_err()
+                .to_string()
+                .contains("Unresolved class artifact path")
+        );
     }
 
     #[test]
@@ -1262,9 +1264,8 @@ mod tests {
             .expect("failed to load genesis file");
 
         let res = Genesis::try_from(json);
-        assert!(res
-            .unwrap_err()
-            .to_string()
-            .contains(&format!("Class name '{name}' already exists")))
+        assert!(
+            res.unwrap_err().to_string().contains(&format!("Class name '{name}' already exists"))
+        )
     }
 }
diff --git a/crates/katana/primitives/src/genesis/mod.rs b/crates/katana/primitives/src/genesis/mod.rs
index 0efe077895..aa43ecaa4c 100644
--- a/crates/katana/primitives/src/genesis/mod.rs
+++ b/crates/katana/primitives/src/genesis/mod.rs
@@ -315,7 +315,8 @@ impl Default for Genesis {
 
 #[cfg(test)]
 mod tests {
-    use std::{collections::HashMap, str::FromStr};
+    use std::collections::HashMap;
+    use std::str::FromStr;
 
     use allocation::GenesisAccount;
     use starknet::macros::felt;
diff --git a/crates/katana/primitives/src/state.rs b/crates/katana/primitives/src/state.rs
index 263bf77258..dc70a7805f 100644
--- a/crates/katana/primitives/src/state.rs
+++ b/crates/katana/primitives/src/state.rs
@@ -1,5 +1,4 @@
-use std::collections::BTreeMap;
-use std::collections::BTreeSet;
+use std::collections::{BTreeMap, BTreeSet};
 
 use crate::class::{ClassHash, CompiledClass, CompiledClassHash, FlattenedSierraClass};
 use crate::contract::{ContractAddress, Nonce, StorageKey, StorageValue};
@@ -20,7 +19,8 @@ pub struct StateUpdates {
     pub declared_classes: BTreeMap<ClassHash, CompiledClassHash>,
     /// A mapping of newly declared legacy class hashes.
     pub deprecated_declared_classes: BTreeSet<ClassHash>,
-    /// A mapping of replaced contract addresses to their new class hashes ie using `replace_class` syscall.
+    /// A mapping of replaced contract addresses to their new class hashes ie using `replace_class`
+    /// syscall.
     pub replaced_classes: BTreeMap<ContractAddress, ClassHash>,
 }