diff --git a/Commands.md b/Commands.md
index 2596588..99e1689 100644
--- a/Commands.md
+++ b/Commands.md
@@ -78,6 +78,8 @@ These commands are only available if the Markers Component has been enabled (v0.
 * `/dmarker listlines` : list details of all lines
 * `/dmarker updateline <label> <arg>:<value> ...` : update attributes of line with given label
 * `/dmarker updateline id:<id> <arg>:<value> ...` : update attributes of line with given ID           
+* `/dmarker appenddesc id:<id> set:<set-id> desc:"<marker-description>"` : append given text onto description field on a marker
+* `/dmarker resetdesc id:<id> set:<set-id>` : reset description of a marker
 
 ## Map/World Configuration Commands ##