diff --git a/lib/nerves_hub_link/extensions/health/default_report.ex b/lib/nerves_hub_link/extensions/health/default_report.ex
index 3e624c0..88ff89a 100644
--- a/lib/nerves_hub_link/extensions/health/default_report.ex
+++ b/lib/nerves_hub_link/extensions/health/default_report.ex
@@ -173,7 +173,7 @@ defmodule NervesHubLink.Extensions.Health.DefaultReport do
     used_mb = round(used_kb / 1000)
     used_percent = round(used_mb / size_mb * 100)
 
-    %{size_mb: size_mb, used_mb: used_mb, used_percent: used_percent}
+    %{mem_size_mb: size_mb, mem_used_mb: used_mb, mem_used_percent: used_percent}
   rescue
     _ ->
       %{}