diff --git a/src/methods.rs b/src/methods.rs
index be9c0389..f598e07c 100644
--- a/src/methods.rs
+++ b/src/methods.rs
@@ -331,7 +331,7 @@ impl_method! {
             type Error = RpcChunkError;
 
             fn params(&self) -> Result<serde_json::Value, io::Error> {
-                Ok(json!([self]))
+                Ok(json!(self))
             }
         });
     }