diff --git a/modular_skyrat/modules/customization/modules/surgery/organs/tails.dm b/modular_skyrat/modules/customization/modules/surgery/organs/tails.dm
index 3e6fd863fde..4d1ca319123 100644
--- a/modular_skyrat/modules/customization/modules/surgery/organs/tails.dm
+++ b/modular_skyrat/modules/customization/modules/surgery/organs/tails.dm
@@ -9,6 +9,7 @@
 
 /obj/item/organ/tail/monkey
 	mutantpart_info = list(MUTANT_INDEX_NAME = "Monkey", MUTANT_INDEX_COLOR_LIST = list("FFF"))
+	can_wag = FALSE
 
 /obj/item/organ/tail/lizard
 	mutantpart_info = list(MUTANT_INDEX_NAME = "Smooth", MUTANT_INDEX_COLOR_LIST = list("DFD"))