diff --git a/.env.example b/.env.example
index 9e3fb26..8e8e2bf 100644
--- a/.env.example
+++ b/.env.example
@@ -46,7 +46,7 @@ MULTER_SHOP_LOGO_MAX_FILE_BYTES=1048576 # 1MB
 MULTER_SHOP_FAVICON_ALLOWED_MIMES=image/png,image/x-icon,image/vnd.microsoft.icon
 MULTER_SHOP_FAVICON_MAX_FILE_BYTES=262144 # 256KB
 
-MULTER_DIGITAL_STOCK_ATTACHMENT_ALLOWED_MIMES=application/pdf,application/zip,image/jpeg,image/png
+MULTER_DIGITAL_STOCK_ATTACHMENT_ALLOWED_MIMES=application/pdf,application/zip,application/x-zip-compressed,image/jpeg,image/png
 MULTER_DIGITAL_STOCK_ATTACHMENT_MAX_FILE_BYTES=5242880 # 5MB
 
 VALIDATION_PRODUCT_TITLE_MAX_LENGTH=100
@@ -144,7 +144,7 @@ VITE_SHOP_LOGO_ALLOWED_MIMES=image/jpeg,image/png
 VITE_SHOP_LOGO_MAX_FILE_BYTES=1048576 # 1MB
 VITE_SHOP_FAVICON_ALLOWED_MIMES=image/png,image/x-icon,image/vnd.microsoft.icon
 VITE_SHOP_FAVICON_MAX_FILE_BYTES=262144 # 256KB
-VITE_DIGITAL_STOCK_ATTACHMENT_ALLOWED_MIMES=application/pdf,application/zip,image/jpeg,image/png
+VITE_DIGITAL_STOCK_ATTACHMENT_ALLOWED_MIMES=application/pdf,application/zip,application/x-zip-compressed,image/jpeg,image/png
 VITE_DIGITAL_STOCK_ATTACHMENT_MAX_FILE_BYTES=5242880 # 5MB
 VITE_VALIDATION_PRODUCT_TITLE_MAX_LENGTH=100
 VITE_VALIDATION_BLOG_POST_TITLE_MAX_LENGTH=200
diff --git a/cms/src/utils/upload/buildUploadHint.ts b/cms/src/utils/upload/buildUploadHint.ts
index 8e78541..6561865 100644
--- a/cms/src/utils/upload/buildUploadHint.ts
+++ b/cms/src/utils/upload/buildUploadHint.ts
@@ -5,6 +5,7 @@ const MIME_LABEL: Record<string, string> = {
     'application/json': 'JSON',
     'application/pdf': 'PDF',
     'application/zip': 'ZIP',
+    'application/x-zip-compressed': 'ZIP',
     'image/gif': 'GIF',
     'image/jpeg': 'JPEG',
     'image/jpg': 'JPEG',