diff --git a/reactos/drivers/filesystems/ntfs/volinfo.c b/reactos/drivers/filesystems/ntfs/volinfo.c
index 4ffcc90d209..804aca32ddf 100644
--- a/reactos/drivers/filesystems/ntfs/volinfo.c
+++ b/reactos/drivers/filesystems/ntfs/volinfo.c
@@ -165,7 +165,7 @@ NtfsGetFsAttributeInformation(PDEVICE_EXTENSION DeviceExt,
         return STATUS_BUFFER_OVERFLOW;
 
     FsAttributeInfo->FileSystemAttributes =
-        FILE_CASE_PRESERVED_NAMES | FILE_UNICODE_ON_DISK;
+        FILE_CASE_PRESERVED_NAMES | FILE_UNICODE_ON_DISK | FILE_READ_ONLY_VOLUME;
     FsAttributeInfo->MaximumComponentNameLength = 255;
     FsAttributeInfo->FileSystemNameLength = 8;