diff --git a/EyeRecToo/src/MainWindow.cpp b/EyeRecToo/src/MainWindow.cpp
index d31a1de57098275843e3e7a434538d252b84b8d4..8fb54db31fe274994891a32a82ab7c1647598ac5 100644
--- a/EyeRecToo/src/MainWindow.cpp
+++ b/EyeRecToo/src/MainWindow.cpp
@@ -604,7 +604,7 @@ void MainWindow::storeMetaDataHead()
     QTextStream out(&file);
 
     QDateTime utc = QDateTime::currentDateTimeUtc();
-    out << "start_utc" << Token::Delimiter << utc.toString() << Token::Newline;
+    out << "start_utc" << Token::Delimiter << utc.toString(metaDateFormat) << Token::Newline;
     out << "start_timer" << Token::Delimiter << gTimer.elapsed() << Token::Newline;
     out << "version" << Token::Delimiter << VERSION << Token::Newline;
     out << "build" << Token::Delimiter << QString("%1 %2").arg(GIT_BRANCH).arg(GIT_COMMIT_HASH) << Token::Newline;
@@ -625,7 +625,7 @@ void MainWindow::storeMetaDataTail()
     QTextStream out(&file);
 
     QDateTime utc = QDateTime::currentDateTimeUtc();
-    out << "end_utc" << Token::Delimiter << utc.toString() << Token::Newline;
+    out << "end_utc" << Token::Delimiter << utc.toString(metaDateFormat) << Token::Newline;
     out << "end_timer" << Token::Delimiter << gTimer.elapsed() << Token::Newline;
 
     file.close();
diff --git a/EyeRecToo/src/MainWindow.h b/EyeRecToo/src/MainWindow.h
index f9ad025cceeb8af0e01d36e7e48fbbfe113bb466..2233b4a09a2e7529d79c0f4f3306c82bb6d7e82f 100644
--- a/EyeRecToo/src/MainWindow.h
+++ b/EyeRecToo/src/MainWindow.h
@@ -101,6 +101,7 @@ private:
     void setupWidget(ERWidget* widget, QSettings* settings, QPushButton* button = nullptr);
 
     const QString metaDataFile = "meta.tsv";
+    const QString metaDateFormat = "yyyy-mm-dd HH:mm:ss.zzz";
     void storeMetaDataHead();
     void storeMetaDataTail();