diff --git a/code/modules/mob/living/carbon/human/species/station/traits/negative.dm b/code/modules/mob/living/carbon/human/species/station/traits/negative.dm
index 7a5316fcbc..d71b385ddf 100644
--- a/code/modules/mob/living/carbon/human/species/station/traits/negative.dm
+++ b/code/modules/mob/living/carbon/human/species/station/traits/negative.dm
@@ -138,7 +138,7 @@
 	name = "Hollow Bones/Aluminum Alloy"
 	desc = "Your bones and robot limbs are much easier to break."
 	cost = -2 //I feel like this should be higher, but let's see where it goes
-	excludes = list(/datum/trait/negative/boneless, /datum/trait/positive/densebones)
+	excludes = list(/datum/trait/negative/boneless, /datum/trait/negative/boneless/major, /datum/trait/positive/densebones)
 
 /datum/trait/negative/hollow/apply(var/datum/species/S,var/mob/living/carbon/human/H)
 	..()
@@ -634,13 +634,14 @@
 	hidden = FALSE
 	///How much our limbs max_damage is multiplied by.
 	var/limb_health = 1
-	excludes = list(/datum/trait/negative/hollow)
+	excludes = list(/datum/trait/negative/hollow, /datum/trait/positive/densebones, /datum/trait/negative/boneless/major)
 
 /datum/trait/negative/boneless/major
 	name = "Boneless, Major"
 	desc = "You have no bones! Your limbs are also much, much easier to gib in exchange. (Seriously this can result in one shot deaths and similar)"
 	cost = -6 //For reference, getting hit in the head with a welder 3 times kills you. Head has 37.5 HP. Reaching that cap = instant death
 	limb_health = 0.5
+	excludes = list(/datum/trait/negative/hollow, /datum/trait/positive/densebones, /datum/trait/negative/boneless)
 
 /datum/trait/negative/boneless/apply(var/datum/species/S,var/mob/living/carbon/human/H)
 	..()
diff --git a/code/modules/mob/living/carbon/human/species/station/traits/positive.dm b/code/modules/mob/living/carbon/human/species/station/traits/positive.dm
index 43428272fe..9ea243b583 100644
--- a/code/modules/mob/living/carbon/human/species/station/traits/positive.dm
+++ b/code/modules/mob/living/carbon/human/species/station/traits/positive.dm
@@ -556,7 +556,7 @@
 	name = "Dense Bones"
 	desc = "Your bones (or robotic limbs) are more dense or stronger then what is considered normal. It is much harder to fracture your bones, yet pain from fractures is much more intense. Bones require 50% more damage to break, and deal 2x pain on break."
 	cost = 3
-	excludes = list(/datum/trait/negative/hollow)
+	excludes = list(/datum/trait/negative/hollow, /datum/trait/negative/boneless, /datum/trait/negative/boneless/major)
 
 /datum/trait/positive/densebones/apply(var/datum/species/S,var/mob/living/carbon/human/H)
 	..()