diff --git a/jm_client_core/src/client.rs b/jm_client_core/src/client.rs
index 2afd541..f91c225 100644
--- a/jm_client_core/src/client.rs
+++ b/jm_client_core/src/client.rs
@@ -2,7 +2,7 @@ use crate::api::{Category, CatsResp, Meme, MemesResp, User, UsersResp};
 use log::info;
 use once_cell::sync::OnceCell;
 use reqwest::Url;
-use serde::de::DeserializeOwned;
+use serde::Deserialize;
 use std::sync::Arc;
 use thiserror::Error;
 use tokio::sync::Mutex;
@@ -36,12 +36,16 @@ impl JMClient {
         JMClientBuilder::default()
     }
 
-    async fn get_api_json<R: DeserializeOwned, T, F: FnOnce(R) -> T>(
+    async fn get_api_json<R, T, F>(
         &self,
         cache: &OnceCell<Arc<T>>,
         endpoint: &str,
         res_to_data: F,
-    ) -> Result<Arc<T>, JMClientError> {
+    ) -> Result<Arc<T>, JMClientError>
+    where
+        for<'de> R: Deserialize<'de>,
+        F: FnOnce(R) -> T,
+    {
         Ok(init_cache!(cache, {
             info!("Requesting {} from server", endpoint);
             let url = self.endpoint.join(endpoint)?;