diff --git a/MainForm.cs b/MainForm.cs
index de8f890..38003de 100644
--- a/MainForm.cs
+++ b/MainForm.cs
@@ -260,12 +260,13 @@ namespace VideoPreview
 
                 Clear();
 
+                string ffmpegPath = Path.GetDirectoryName(Application.ExecutablePath) + @"\ffmpeg.exe";
                 MediaFile inputFile = new MediaFile
                 {
                     Filename = filename
                 };
 
-                using (Engine engine = new Engine(Path.GetDirectoryName(Application.ExecutablePath) + @"\ffmpeg.exe"))
+                using (Engine engine = new Engine(ffmpegPath))
                 {
                     try
                     {
@@ -301,7 +302,7 @@ namespace VideoPreview
                 int thumbnailWidth = flowLayoutPanel1.ClientSize.Width - flowLayoutPanel1.Padding.Horizontal - SystemInformation.VerticalScrollBarWidth;
                 int thumbnailHeight = (int)Math.Round(decimal.Divide((decimal)thumbnailWidth, frameRatio));
 
-                using (Engine engine = new Engine())
+                using (Engine engine = new Engine(ffmpegPath))
                 {
                     for (int i = 0; i < this.CurrentSession.NoFrames; i++)
                     {