diff --git a/data-formats/df-000-base.md b/data-formats/df-000-base.md
index 63f1c4b2..f4765517 100644
--- a/data-formats/df-000-base.md
+++ b/data-formats/df-000-base.md
@@ -49,9 +49,10 @@ Data Format Version: 0.2.0
 
     "data_format_version": "0.1.0|0.2.0",
 
-    "annotations": "Optional map of user provided key-value annotations to the report that"
+    "annotations": "Optional map of key-value annotations to the report that"
             "provide metadata to this measurement. Apps SHOULD always add to the map of"
-            "annotations the platform, which could be one of: macos, linux, windows, ios, android, lepidopter",
+            "annotations the platform, which could be one of: macos, linux, windows, ios, android, lepidopter. "
+            "Users may want to add more annotations",
 
     "report_filename": "{bucket_date}/{timestamp as '%Y%m%dT%h%M%sZ'}-{probe_cc}-{probe_asn}-{test_name}-{report_id}-{data_format_version}-{probe|backend}.json",