diff --git a/protos/dmi/sw_image.proto b/protos/dmi/sw_image.proto
index e85767e..cb73f32 100644
--- a/protos/dmi/sw_image.proto
+++ b/protos/dmi/sw_image.proto
@@ -18,6 +18,8 @@
     // Script must be included in the object downloaded from the image_url
     string image_install_script = 2;
     // Location of the image and installation script, authentication (user/pass) if any should be in the url string
+    // The image_url would contain the protocol, credentials, the IP address/DNS of the server and the path of the file
+    // e.g. sftp://download_user:download_pass@192.168.0.1:22/images/image1
     string image_url = 3;
     // SHA-256 sum of the image (sha256sum on Linux)
     string sha256sum = 5;
@@ -37,7 +39,7 @@
     }
 
     enum Reason {
-        UNDEFINED_READON = 0;
+        UNDEFINED_REASON = 0;
         ERROR_IN_REQUEST = 1;
         INTERNAL_ERROR = 2;
         DEVICE_IN_WRONG_STATE = 3;