diff --git a/src/recordpanel.cpp b/src/recordpanel.cpp
--- a/src/recordpanel.cpp
+++ b/src/recordpanel.cpp
@@ -271,6 +271,7 @@ void RecordPanel::saveSettings(QSettings
     settings->setValue(SG_Record_StopOnClose, ui->cbStopOnClose->isChecked());
     settings->setValue(SG_Record_Header, ui->cbHeader->isChecked());
     settings->setValue(SG_Record_DisableBuffering, ui->cbDisableBuffering->isChecked());
+    settings->setValue(SG_Record_Timestamp, ui->cbTimestamp->isChecked());
     settings->setValue(SG_Record_Separator, ui->leSeparator->text());
     settings->endGroup();
 }
@@ -288,6 +289,8 @@ void RecordPanel::loadSettings(QSettings
         settings->value(SG_Record_Header, ui->cbHeader->isChecked()).toBool());
     ui->cbDisableBuffering->setChecked(
         settings->value(SG_Record_DisableBuffering, ui->cbDisableBuffering->isChecked()).toBool());
+    ui->cbTimestamp->setChecked(
+        settings->value(SG_Record_Timestamp, ui->cbTimestamp->isChecked()).toBool());
     ui->leSeparator->setText(settings->value(SG_Record_Separator, ui->leSeparator->text()).toString());
     settings->endGroup();
 }
diff --git a/src/setting_defines.h b/src/setting_defines.h
--- a/src/setting_defines.h
+++ b/src/setting_defines.h
@@ -1,5 +1,5 @@
 /*
-  Copyright © 2017 Hasan Yavuz Özderya
+  Copyright © 2018 Hasan Yavuz Özderya
 
   This file is part of serialplot.
 
@@ -106,6 +106,7 @@ const char SG_Record_StopOnClose[]      
 const char SG_Record_Header[]           = "header";
 const char SG_Record_Separator[]        = "separator";
 const char SG_Record_DisableBuffering[] = "disableBuffering";
+const char SG_Record_Timestamp[]        = "timestamp";
 
 // update check settings keys
 const char SG_UpdateCheck_Periodic[]  = "periodicCheck";