diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a39cb6c5..5f5132511 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,7 +22,7 @@ Features:
             "key": "OS Age", // No longer need to write bash scripts
             "type": "disk",
             "folders": "/", // Different OSes may need to specify different folders
-            "format": "{days} days"
+            "format": "{days} days" // Number of days after the root folder was created
         }
     ]
 }