diff --git a/src/cli/one_helper/oneimage_helper.rb b/src/cli/one_helper/oneimage_helper.rb
index 177e23a0e7..068a417a85 100644
--- a/src/cli/one_helper/oneimage_helper.rb
+++ b/src/cli/one_helper/oneimage_helper.rb
@@ -86,10 +86,10 @@ class OneImageHelper < OpenNebulaHelper::OneHelper
                     path=Dir.pwd+"/"+o
                 end
 
-                if File.exist?(path)
+                if File.readable?(path)
                     [0, path]
                 else
-                    [-1, "File '#{path}' does not exist."]
+                    [-1, "File '#{path}' does not exist or is not readable."]
                 end
             end
         },