diff --git a/src/util/virstoragefile.c b/src/util/virstoragefile.c
index 27aa4febee..23b46445e1 100644
--- a/src/util/virstoragefile.c
+++ b/src/util/virstoragefile.c
@@ -213,7 +213,7 @@ static struct FileTypeInfo const fileTypeInfo[] = {
     },
     [VIR_STORAGE_FILE_VMDK] = {
         0, "KDMV", NULL,
-        LV_LITTLE_ENDIAN, 4, {1},
+        LV_LITTLE_ENDIAN, 4, {1, 2},
         4+4+4, 8, 512, -1, vmdk4GetBackingStore, NULL
     },
     [VIR_STORAGE_FILE_VPC] = {