diff --git a/buildroot-external/board/ova/post-image.sh b/buildroot-external/board/ova/post-image.sh
index 19cb16adf..3eab82260 100755
--- a/buildroot-external/board/ova/post-image.sh
+++ b/buildroot-external/board/ova/post-image.sh
@@ -21,4 +21,5 @@ hassio_overlay_image ${BINARIES_DIR}
 
 hassio_hdd_image ${BINARIES_DIR} ${BINARIES_DIR}/harddisk.img
 
+qemu-img resize ${BINARIES_DIR}/harddisk.img +6G
 qemu-img convert -O vmdk ${BINARIES_DIR}/harddisk.img ${BINARIES_DIR}/hassio-os.vmdk