diff --git a/code/modules/mob/living/carbon/xenomorph/castes/bull/castedatum_bull.dm b/code/modules/mob/living/carbon/xenomorph/castes/bull/castedatum_bull.dm
index 644ba6020ff..e01d82a15c3 100644
--- a/code/modules/mob/living/carbon/xenomorph/castes/bull/castedatum_bull.dm
+++ b/code/modules/mob/living/carbon/xenomorph/castes/bull/castedatum_bull.dm
@@ -21,6 +21,9 @@
 	// *** Health *** //
 	max_health = 325
 
+	// *** Sunder *** //
+	sunder_multiplier = 0.8
+
 	// *** Evolution *** //
 	evolution_threshold = 225
 
diff --git a/code/modules/mob/living/carbon/xenomorph/castes/defiler/castedatum_defiler.dm b/code/modules/mob/living/carbon/xenomorph/castes/defiler/castedatum_defiler.dm
index 37a0d0ed35f..ba391b76e69 100644
--- a/code/modules/mob/living/carbon/xenomorph/castes/defiler/castedatum_defiler.dm
+++ b/code/modules/mob/living/carbon/xenomorph/castes/defiler/castedatum_defiler.dm
@@ -23,6 +23,9 @@
 	// *** Health *** //
 	max_health = 400
 
+	// *** Sunder *** //
+	sunder_multiplier = 0.8
+
 	// *** Evolution *** //
 	deevolves_to = /mob/living/carbon/xenomorph/carrier
 
diff --git a/code/modules/mob/living/carbon/xenomorph/castes/king/castedatum_king.dm b/code/modules/mob/living/carbon/xenomorph/castes/king/castedatum_king.dm
index dfd09734a63..6fd7f4176ec 100644
--- a/code/modules/mob/living/carbon/xenomorph/castes/king/castedatum_king.dm
+++ b/code/modules/mob/living/carbon/xenomorph/castes/king/castedatum_king.dm
@@ -22,6 +22,9 @@
 	// *** Health *** //
 	max_health = 650
 
+	// *** Sunder *** //
+	sunder_multiplier = 0.7
+
 	// *** Evolution *** //
 	maximum_active_caste = 1
 	evolve_min_xenos = 12
diff --git a/code/modules/mob/living/carbon/xenomorph/castes/queen/castedatum_queen.dm b/code/modules/mob/living/carbon/xenomorph/castes/queen/castedatum_queen.dm
index e8846a8c6e7..e675dd48183 100644
--- a/code/modules/mob/living/carbon/xenomorph/castes/queen/castedatum_queen.dm
+++ b/code/modules/mob/living/carbon/xenomorph/castes/queen/castedatum_queen.dm
@@ -24,7 +24,7 @@
 	max_health = 600
 
 	// *** Sunder *** //
-	sunder_multiplier = 0.8
+	sunder_multiplier = 0.7
 
 	// *** Evolution *** //
 	evolve_min_xenos = 8
diff --git a/code/modules/mob/living/carbon/xenomorph/castes/warrior/castedatum_warrior.dm b/code/modules/mob/living/carbon/xenomorph/castes/warrior/castedatum_warrior.dm
index aa31378aee1..961d0ce6e93 100644
--- a/code/modules/mob/living/carbon/xenomorph/castes/warrior/castedatum_warrior.dm
+++ b/code/modules/mob/living/carbon/xenomorph/castes/warrior/castedatum_warrior.dm
@@ -21,6 +21,9 @@
 	// *** Health *** //
 	max_health = 350
 
+	// *** Sunder *** //
+	sunder_multiplier = 0.8
+
 	// *** Evolution *** //
 	evolution_threshold = 225