diff --git a/src/ser.rs b/src/ser.rs
index 370aa6b1..3199d367 100644
--- a/src/ser.rs
+++ b/src/ser.rs
@@ -453,7 +453,6 @@ where
     }
 }
 
-#[cfg_attr(feature = "cargo-clippy", allow(needless_pass_by_value))]
 fn to_yaml<T>(elem: T) -> Result<Yaml>
 where
     T: ser::Serialize,
diff --git a/src/value/mod.rs b/src/value/mod.rs
index 020785df..147d8f00 100644
--- a/src/value/mod.rs
+++ b/src/value/mod.rs
@@ -54,7 +54,6 @@ pub type Sequence = Vec<Value>;
 /// let val = serde_yaml::to_value("s").unwrap();
 /// assert_eq!(val, Value::String("s".to_owned()));
 /// ```
-#[cfg_attr(feature = "cargo-clippy", allow(needless_pass_by_value))]
 pub fn to_value<T>(value: T) -> Result<Value, Error>
 where
     T: Serialize,