diff --git a/src/plugins/JTest/JTestMain.cc b/src/plugins/JTest/JTestMain.cc
index 53c3ba713..c9338e950 100644
--- a/src/plugins/JTest/JTestMain.cc
+++ b/src/plugins/JTest/JTestMain.cc
@@ -23,9 +23,12 @@ void InitPlugin(JApplication *app){
 	app->Add(new JFactoryGeneratorT<JTestDisentangler>());
 	app->Add(new JFactoryGeneratorT<JTestTracker>());
 
-    // Demonstrates attaching a CSV writer so we can view the results from any JFactory
-    app->SetParameterValue<std::string>("csv:dest_dir", ".");
-    app->Add(new JCsvWriter<JTestTrackData>());
+    bool write_csv = false;
+    app->SetDefaultParameter("jtest:write_csv", write_csv);
+    if (write_csv) {
+        // Demonstrates attaching a CSV writer so we can view the results from any JFactory
+        app->Add(new JCsvWriter<JTestTrackData>());
+    }
 
     // Demonstrates sharing user-defined services with our components
 	app->ProvideService(std::make_shared<JTestCalibrationService>());
diff --git a/src/programs/perf_tests/PerfTests.cc b/src/programs/perf_tests/PerfTests.cc
index e7f6fcf0a..bdb8cfa22 100644
--- a/src/programs/perf_tests/PerfTests.cc
+++ b/src/programs/perf_tests/PerfTests.cc
@@ -50,6 +50,7 @@ int main() {
         
         auto params = new JParameterManager;
         params->SetParameter("log:off", "JApplication,JPluginLoader,JArrowProcessingController,JArrow"); // Log levels get set as soon as JApp gets constructed XD
+        params->SetParameter("jtest:write_csv", false);
         params->SetParameter("jtest:parser_ms", 2);
 
         params->SetParameter("benchmark:resultsdir", "perftest_fake_halldrecon");
@@ -58,7 +59,7 @@ int main() {
         auto logger = app.GetService<JLoggingService>()->get_logger("PerfTests");
         app.AddPlugin("JTest");
 
-        LOG_INFO(logger) << "Running JTest tuned to imitate halld_recon:" << LOG_END;
+        LOG_INFO(logger) << "Running JTest tuned to imitate halld_recon" << LOG_END;
         JBenchmarker benchmarker(&app);
         benchmarker.RunUntilFinished();
     }
@@ -68,7 +69,8 @@ int main() {
 
         auto params = new JParameterManager;
         params->SetParameter("log:off", "JApplication,JPluginLoader,JArrowProcessingController,JArrow"); // Log levels get set as soon as JApp gets constructed XD
-                                                                       //
+        params->SetParameter("jtest:write_csv", false);
+
         params->SetParameter("jtest:parser_ms", 0);
         params->SetParameter("jtest:parser_spread", 0);
         params->SetParameter("jtest:parser_bytes", 0);