diff --git a/docs/Harmonization-fields.md b/docs/Harmonization-fields.md
index 7013a2913..0b76c5509 100644
--- a/docs/Harmonization-fields.md
+++ b/docs/Harmonization-fields.md
@@ -200,6 +200,16 @@ Microseconds are also allowed.
 
 Sanitation normalizes the timezone to UTC, which is the only allowed timezone.
 
+The following additional conversions are available with the convert function:
+
+    * timestamp
+    * windows_nt: From Windows NT / AD / LDAP
+    * epoch_millis: From Milliseconds since Epoch
+    * from_format: From a given format, eg. 'from_format|%H %M %S %m %d %Y %Z'
+    * from_format_midnight: Date from a given format and assume midnight, e.g. 'from_format_midnight|%d-%m-%Y'
+    * utc_isoformat: Parse date generated by datetime.isoformat()
+    * fuzzy (or None): Use dateutils' fuzzy parser, default if no specific parser is given
+
 
 ### FQDN