From 23288a86e7786e2076af0c6f0daeb8798999ee87 Mon Sep 17 00:00:00 2001
From: Pierre Alexandre Tremblay <info@pierrealexandretremblay.com>
Date: Thu, 20 Nov 2025 21:07:58 +0100
Subject: [PATCH] KNNregressor: fixes json loading, fixes #324

---
 include/flucoma/clients/nrt/KNNRegressorClient.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/flucoma/clients/nrt/KNNRegressorClient.hpp b/include/flucoma/clients/nrt/KNNRegressorClient.hpp
index c07201f0..57bf0255 100644
--- a/include/flucoma/clients/nrt/KNNRegressorClient.hpp
+++ b/include/flucoma/clients/nrt/KNNRegressorClient.hpp
@@ -43,8 +43,8 @@ bool check_json(const nlohmann::json& j, const KNNRegressorData&)
   return fluid::check_json(j, {"tree", "target"},
                            {JSONTypes::OBJECT, JSONTypes::OBJECT}) &&
          fluid::algorithm::check_json(j.at("tree"), algorithm::KDTree()) &&
-         fluid::check_json(j.at("labels"),
-                           FluidDataSet<std::string, std::string, 1>());
+         fluid::check_json(j.at("target"),
+                           FluidDataSet<std::string, double, 1>());
 }
 
 void from_json(const nlohmann::json& j, KNNRegressorData& data)