diff --git a/common/uimage.c b/common/uimage.c
index 735b64e..442a7f0 100644
--- a/common/uimage.c
+++ b/common/uimage.c
@@ -334,7 +334,8 @@
 	if (ret < 0)
 		return ret;
 
-	if (hdr->ih_comp == IH_COMP_NONE)
+	/* if ramdisk U-Boot expect to ignore the compression type */
+	if (hdr->ih_comp == IH_COMP_NONE || hdr->ih_type == IH_TYPE_RAMDISK)
 		uncompress_fn = uncompress_copy;
 	else
 		uncompress_fn = uncompress;