diff --git a/src/utils.rs b/src/utils.rs
index c47ccd3431222a460ff3fc47484fee401eb90af6..ad9c7086b2c89718a96d1fb470b20d2503fcd262 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -5,7 +5,7 @@
 
 use prometheus_http_query::response::{InstantVector, RangeVector, Sample};
 use rayon::prelude::*;
-use serde::de::DeserializeOwned;
+use serde::{de::DeserializeOwned, Deserialize};
 use std::collections::HashMap;
 
 /// Helper trait for bulk type conversion of query result data
@@ -99,7 +99,7 @@ pub fn convert_labels<T: DeserializeOwned>(
 /// This can be used directly to convert an [`InstantVector`] using `try_from` with type hinting,
 /// or use the [`Convert`] trait for bulk conversion of type `Vec<InstantVector>`.
 /// See the trait level docs for [`Convert`] for more information.
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct CustomInstantVec<M> {
     pub labels: M,
     pub sample: Sample,
@@ -122,6 +122,7 @@ impl<M: DeserializeOwned> TryFrom<InstantVector> for CustomInstantVec<M> {
 /// This can be used directly to convert a [`RangeVector`] using `try_from` with type hinting,
 /// or use the [`Convert`] trait for bulk conversion of type `Vec<InstantVector>`.
 /// See the trait level docs for [`Convert`] for more information.
+#[derive(Clone, Debug, Deserialize)]
 pub struct CustomRangeVec<M> {
     pub labels: M,
     pub samples: Vec<Sample>,