diff --git a/src/libdramsys/DRAMSys/simulation/DRAMSysRecordable.cpp b/src/libdramsys/DRAMSys/simulation/DRAMSysRecordable.cpp
index 2309b838..6e892378 100644
--- a/src/libdramsys/DRAMSys/simulation/DRAMSysRecordable.cpp
+++ b/src/libdramsys/DRAMSys/simulation/DRAMSysRecordable.cpp
@@ -110,9 +110,14 @@ void DRAMSysRecordable::setupTlmRecorders(const std::string& traceName,
         std::string dbName = std::string(name()) + "_" + traceName + "_ch" + std::to_string(i) + ".tdb";
         std::string recorderName = "tlmRecorder" + std::to_string(i);
 
+        nlohmann::json mcconfig;
+        nlohmann::json memspec;
+        mcconfig[Config::McConfig::KEY] = configLib.mcconfig;
+        memspec[Config::MemSpec::KEY] = configLib.memspec;
+
         tlmRecorders.emplace_back(recorderName, config, dbName);
-        tlmRecorders.back().recordMcConfig(nlohmann::json(configLib.mcconfig).dump());
-        tlmRecorders.back().recordMemspec(nlohmann::json(configLib.memspec).dump());
+        tlmRecorders.back().recordMcConfig(mcconfig.dump());
+        tlmRecorders.back().recordMemspec(memspec.dump());
         tlmRecorders.back().recordTraceNames(config.simulationName);
     }
 }