diff --git a/drivers/filesystems/fastfat/fsctl.c b/drivers/filesystems/fastfat/fsctl.c
index d8394e46a72..a8cbca4670f 100644
--- a/drivers/filesystems/fastfat/fsctl.c
+++ b/drivers/filesystems/fastfat/fsctl.c
@@ -197,9 +197,9 @@ VfatHasFileSystem(
             }
 
             if (*RecognizedFS &&
-                Boot->BytesPerSector * Boot->SectorsPerCluster > 32 * 1024)
+                Boot->BytesPerSector * Boot->SectorsPerCluster > 64 * 1024)
             {
-                DPRINT1("ClusterSize %dx\n", Boot->BytesPerSector * Boot->SectorsPerCluster);
+                DPRINT1("ClusterSize %d\n", Boot->BytesPerSector * Boot->SectorsPerCluster);
                 *RecognizedFS = FALSE;
             }