diff --git a/payloads/library/prank/MULTI_HID_cookie-monster/readme.md b/payloads/library/prank/MULTI_HID_cookie-monster/readme.md
index 446dc2f..935ed8d 100644
--- a/payloads/library/prank/MULTI_HID_cookie-monster/readme.md
+++ b/payloads/library/prank/MULTI_HID_cookie-monster/readme.md
@@ -10,7 +10,7 @@
 start_monster
 
 ## :book: Description
-Recreates the 1969 program from Brown University. This version types messages asking for a cookie. until the user type `cookie`.
+Recreates the 1969 program from Brown University. This version types messages asking for a cookie. Until the user type `cookie`.
 
 ## :placard: Change Log
 | Version | Changes                       |