diff --git a/ethers-solc/src/artifacts/ast/mod.rs b/ethers-solc/src/artifacts/ast/mod.rs
index 82e01a2b..be83cd00 100644
--- a/ethers-solc/src/artifacts/ast/mod.rs
+++ b/ethers-solc/src/artifacts/ast/mod.rs
@@ -1089,11 +1089,11 @@ mod tests {
                 let result: Result<SourceUnit, _> = serde_path_to_error::deserialize(deserializer);
                 match result {
                     Err(e) => {
-                        println!("... {} fail: {e}", path_str);
+                        println!("... {path_str} fail: {e}");
                         panic!();
                     }
                     Ok(_) => {
-                        println!("... {} ok", path_str);
+                        println!("... {path_str} ok");
                     }
                 }
             })
diff --git a/examples/middleware/examples/create_custom_middleware.rs b/examples/middleware/examples/create_custom_middleware.rs
index 7e19ee3a..56a4a21d 100644
--- a/examples/middleware/examples/create_custom_middleware.rs
+++ b/examples/middleware/examples/create_custom_middleware.rs
@@ -92,7 +92,7 @@ where
         };
 
         println!("Original transaction gas: {curr_gas:?} wei");
-        let units: U256 = U256::exp10(CONTINGENCY_UNITS.into());
+        let units: U256 = U256::exp10(CONTINGENCY_UNITS);
         let raised_gas: U256 = (curr_gas * self.contingency) / units;
         tx.set_gas(raised_gas);
         println!("Raised transaction gas: {raised_gas:?} wei");