diff --git a/src/datarecorder.cpp b/src/datarecorder.cpp
--- a/src/datarecorder.cpp
+++ b/src/datarecorder.cpp
@@ -19,6 +19,8 @@
 
 #include "datarecorder.h"
 
+#include <QFileInfo>
+#include <QDir>
 #include <QDateTime>
 #include <QtDebug>
 
@@ -39,6 +41,16 @@ bool DataRecorder::startRecording(QStrin
     _sep =  separator;
     timestampEn = insertTime;
 
+    // create directory if it doesn't exist
+    {
+        QFileInfo fi(fileName);
+        if (!fi.dir().mkpath("."))
+        {
+            qCritical() << "Failed to create directory for: " << fileName;
+            return false;
+        }
+    }
+
     // open file
     file.setFileName(fileName);
     if (!file.open(QIODevice::WriteOnly))