diff --git a/Step.NC/NcHandler.cs b/Step.NC/NcHandler.cs
index 387d6fbf..a813b9d5 100644
--- a/Step.NC/NcHandler.cs
+++ b/Step.NC/NcHandler.cs
@@ -192,7 +192,7 @@ namespace Step.NC
             // Set image base 64 string
             foreach (string ext in VALID_IMAGE_EXTENSIONS)
             {
-                string imagePath = IMAGES_PATH + "/" + fileInfo.Name + ext;
+                string imagePath = PART_PRG_IMAGES + "/" + fileInfo.Name + ext;
                 if (File.Exists(imagePath))
                 {
                     fileInfo.PreviewBase64 = "data:image/" + ext + ";base64," + Convert.ToBase64String(File.ReadAllBytes(imagePath));