diff --git a/utils/src/main/java/org/apache/cloudstack/utils/imagestore/ImageStoreUtil.java b/utils/src/main/java/org/apache/cloudstack/utils/imagestore/ImageStoreUtil.java
index f87669b4bf5..890e075c422 100644
--- a/utils/src/main/java/org/apache/cloudstack/utils/imagestore/ImageStoreUtil.java
+++ b/utils/src/main/java/org/apache/cloudstack/utils/imagestore/ImageStoreUtil.java
@@ -57,7 +57,7 @@ public class ImageStoreUtil {
             return "";
         }
         // raw
-        if ((output.contains("x86 boot") || output.contains("data")) && (isCorrectExtension(uripath, "raw") || isCorrectExtension(uripath, "img"))) {
+        if ((output.contains("x86 boot") || output.contains("DOS/MBR boot sector") || output.contains("data")) && (isCorrectExtension(uripath, "raw") || isCorrectExtension(uripath, "img"))) {
             s_logger.debug("File at path " + path + " looks like a raw image :" + output);
             return "";
         }