diff --git a/UploadsOnDisk.go b/UploadsOnDisk.go
index 93c6c37..f1b18a9 100644
--- a/UploadsOnDisk.go
+++ b/UploadsOnDisk.go
@@ -101,6 +101,11 @@ func (m *uploadsOnDisk) thumbPath() string {
 func (m *uploadsOnDisk) pdfPath() string {
 	return config.UploadsDir.PdfDir + strconv.Itoa(int(m.Upload.Id)) + ".pdf"
 }
+
+func (m *uploadsOnDisk) jsonPath() string {
+	return config.UploadsDir.JsonDir + strconv.Itoa(int(m.Upload.Id)) + ".json"
+}
+
 func (m *uploadsOnDisk) convertExcelToPDF() (e error) {
 	if fileExists(m.pdfPath()) {
 		log.Info("Skip conversion excel to PDF , already exists", m)
diff --git a/config.go b/config.go
index c83aa50..eb6b047 100644
--- a/config.go
+++ b/config.go
@@ -32,6 +32,7 @@ type configuration struct {
 		ThumbDefault string
 		PdfDir       string
 		PdfDefault   string
+		JsonDir      string
 	}
 	TempDir string
 	Session struct { //TODO: figure what is this intended for
@@ -91,25 +92,30 @@ func (m *configuration) checkUploadDir() (valid bool) {
 	//check dir
 	if !fileExists(m.UploadsDir.FileDir) {
 		valid = false
-		log.Fatal("UploadsDir.FileDir is missing ", &m.UploadsDir.PdfDefault)
+		log.Fatal("UploadsDir.FileDir is missing ", m.UploadsDir.FileDir)
 	}
 
 	if !fileExists(m.UploadsDir.JpgDir) {
 		valid = false
-		log.Fatal("UploadsDir.JpgDir is missing ", &m.UploadsDir.PdfDefault)
+		log.Fatal("UploadsDir.JpgDir is missing ", m.UploadsDir.JpgDir)
 	}
 	if !fileExists(m.UploadsDir.ThumbDir) {
 		valid = false
-		log.Fatal("UploadsDir.ThumbDir is missing ", &m.UploadsDir.PdfDefault)
+		log.Fatal("UploadsDir.ThumbDir is missing ", m.UploadsDir.ThumbDir)
 	}
 	if !fileExists(m.UploadsDir.PdfDir) {
 		valid = false
-		log.Fatal("UploadsDir.PdfDir is missing ", &m.UploadsDir.PdfDefault)
+		log.Fatal("UploadsDir.PdfDir is missing ", m.UploadsDir.PdfDir)
+	}
+
+	if !fileExists(m.UploadsDir.JsonDir) {
+		valid = false
+		log.Fatal("UploadsDir.JsonDir is missing ", m.UploadsDir.JsonDir)
 	}
 
 	if !fileExists(m.TempDir) {
 		valid = false
-		log.Fatal("temp Dir is missing ", &m.UploadsDir.PdfDefault)
+		log.Fatal("temp Dir is missing ", m.TempDir)
 	}
 
 	// convert to absolute path : fileDir
diff --git a/config.json b/config.json
index 040a093..3c40835 100644
--- a/config.json
+++ b/config.json
@@ -13,7 +13,8 @@
     "ThumbDir": "./uploads/thumb",
     "ThumbDefault": "./assets/thumb_file_icon.webp",
     "PdfDir": "./uploads/pdf",
-    "PdfDefault": "./assets/no_preview.pdf"
+    "PdfDefault": "./assets/no_preview.pdf",
+    "JsonDir": "./uploads/json"
   },
   "TempDir": "./tmp/",
   "Static": [
diff --git a/deploy/config.prod.json b/deploy/config.prod.json
index d7af8e0..92f6804 100644
--- a/deploy/config.prod.json
+++ b/deploy/config.prod.json
@@ -13,7 +13,8 @@
     "ThumbDir": "/var/sfmapi/uploads/thumb",
     "ThumbDefault": "./assets/thumb_file_icon.webp",
     "PdfDir": "/var/sfmapi/uploads/pdf",
-    "PdfDefault": "./assets/no_preview.pdf"
+    "PdfDefault": "./assets/no_preview.pdf",
+    "JsonDir": "/var/sfmapi/uploads/json"
   },
   "TempDir": "/var/sfmapi/tmp/",
   "Static": [