diff --git a/src/web_service/telemetry_json.h b/src/web_service/telemetry_json.h
index 92ead9856c2a6b478534ffb1468d5ca8702bda85..9a2aaa2c8163c03960bc7b1c2a580e83e20e8a9f 100644
--- a/src/web_service/telemetry_json.h
+++ b/src/web_service/telemetry_json.h
@@ -19,7 +19,7 @@ namespace WebService {
 class TelemetryJson : public Telemetry::VisitorInterface {
 public:
     TelemetryJson(std::string host, std::string username, std::string token);
-    ~TelemetryJson();
+    ~TelemetryJson() override;
 
     void Visit(const Telemetry::Field<bool>& field) override;
     void Visit(const Telemetry::Field<double>& field) override;