diff --git a/src/js/SlaveState.js b/src/js/SlaveState.js
index 1df8d1515decba29d98e3f4b61e2d9e0087d59b3..8bc0569bc62397035dc3afa5ad40d8eba285391a 100644
--- a/src/js/SlaveState.js
+++ b/src/js/SlaveState.js
@@ -1789,6 +1789,7 @@ App.Entity.SlaveState = class SlaveState {
 		* * "tail"
 		* * "fox tail"
 		* * "cat tail"
+		* * "cow tail"
 		*/
 		this.buttplugAttachment = "none";
 		/**