diff --git a/include/ylt/metric/summary.hpp b/include/ylt/metric/summary.hpp
index 793e565de..9e90c2d58 100644
--- a/include/ylt/metric/summary.hpp
+++ b/include/ylt/metric/summary.hpp
@@ -241,7 +241,6 @@ class basic_dynamic_summary
       metric.labels.reserve(labels_value.size());
       for (auto& e : labels_value) metric.labels.emplace_back(e);
     }
-    auto i3 = std::chrono::steady_clock::now();
     iguana::to_json(summary, str);
   }
 #endif