diff --git a/code/modules/multiz/movement.dm b/code/modules/multiz/movement.dm
index 8d7ed5d88bb..f8ce51d2347 100644
--- a/code/modules/multiz/movement.dm
+++ b/code/modules/multiz/movement.dm
@@ -684,7 +684,7 @@
  *
  * @return	The /mob/living that was hit. null if no mob was hit.
  */
-/atom/movable/proc/fall_collateral(levels_fallen, stopped_early = FALSE)
+/atom/movable/proc/fall_collateral(levels_fallen, stopped_early = FALSE, armor_penetration = 0)
 	// No gravity, stop falling into spess!
 	var/area/area = get_area(src)
 	if (istype(loc, /turf/space) || (area && !area.has_gravity()))
@@ -727,8 +727,9 @@
 	if (ishuman(L))
 		var/mob/living/carbon/human/H = L
 		var/cranial_damage = rand(0,damage/2)
-		H.apply_damage(cranial_damage, BRUTE, BP_HEAD)
-		H.apply_damage((damage - cranial_damage), BRUTE, BP_CHEST)
+		H.apply_damage(cranial_damage, BRUTE, BP_HEAD, armor_pen = cranial_damage + armor_penetration)
+		var/new_damage = damage - cranial_damage
+		H.apply_damage(new_damage, BRUTE, BP_CHEST, armor_pen = new_damage + armor_penetration)
 
 		if (damage >= THROWNOBJ_KNOCKBACK_DIVISOR)
 			H.Weaken(rand(damage / 4, damage / 2))
@@ -754,6 +755,9 @@
 	if (.)
 		to_chat(src, SPAN_DANGER("You fell ontop of \the [.]!"))
 
+/obj/fall_collateral(levels_fallen, stopped_early = FALSE, armor_penetration)
+	. = ..(levels_fallen, stopped_early, src.armor_penetration)
+
 /**
  * Helper proc for customizing which attributes should be used in fall damage
  * calculations. Allows for greater control over the damage. (Drop pods, anyone?)
diff --git a/html/changelogs/mattatlas-engineeringbuff.yml b/html/changelogs/mattatlas-engineeringbuff.yml
new file mode 100644
index 00000000000..7a7d3393599
--- /dev/null
+++ b/html/changelogs/mattatlas-engineeringbuff.yml
@@ -0,0 +1,41 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes:
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.
+author: MattAtlas
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - rscadd: "Falling objects now have armor penetration, depending on damage dealt plus their own armor penetration."