diff --git a/README.md b/README.md
index 4f6ae4c..3e13947 100644
--- a/README.md
+++ b/README.md
@@ -62,10 +62,10 @@ Examples:
 ### Display
 
 Displays image for the audience
-(not yet implemented)
 
 * at - time to display the image
 * media - filename of the image
+* background - `[r, g, b]` (optional)
 
 ### Lyrics