diff --git a/code/_onclick/hud/_defines.dm b/code/_onclick/hud/_defines.dm
index a987f70d7b..57a8410737 100644
--- a/code/_onclick/hud/_defines.dm
+++ b/code/_onclick/hud/_defines.dm
@@ -79,6 +79,7 @@
 #define ui_drop_throw "EAST-1:28,SOUTH+1:7"
 #define ui_pull_resist "EAST-2:26,SOUTH+1:7"
 #define ui_movi "EAST-2:26,SOUTH:5"
+#define ui_sprintbufferloc "EAST-2:26,SOUTH+1:5"
 #define ui_acti "EAST-3:24,SOUTH:5"
 #define ui_zonesel "EAST-1:28,SOUTH:5"
 #define ui_acti_alt "EAST-1:28,SOUTH:5"	//alternative intent switcher for when the interface is hidden (F12)
diff --git a/code/_onclick/hud/human.dm b/code/_onclick/hud/human.dm
index 0ba7ccbefd..7f2fca9d98 100644
--- a/code/_onclick/hud/human.dm
+++ b/code/_onclick/hud/human.dm
@@ -134,6 +134,13 @@
 	static_inventory += using
 	//END OF CITADEL CHANGES
 
+	//same as above but buffer.
+	using = new /obj/screen/sprint_buffer
+	using.screen_loc = ui_sprintbufferloc
+	sprint_buffer = using
+	static_inventory += using
+
+
 	using = new /obj/screen/drop()
 	using.icon = ui_style
 	using.screen_loc = ui_drop_throw
@@ -319,9 +326,6 @@
 	staminas = new /obj/screen/staminas()
 	infodisplay += staminas
 
-	sprint_buffer = new
-	infodisplay += sprint_buffer
-
 	if(!CONFIG_GET(flag/disable_stambuffer))
 		staminabuffer = new /obj/screen/staminabuffer()
 		infodisplay += staminabuffer
diff --git a/modular_citadel/code/_onclick/hud/sprint.dm b/modular_citadel/code/_onclick/hud/sprint.dm
index e11ce56ea5..290fcd368e 100644
--- a/modular_citadel/code/_onclick/hud/sprint.dm
+++ b/modular_citadel/code/_onclick/hud/sprint.dm
@@ -24,7 +24,7 @@
 /datum/hud/var/obj/screen/sprint_buffer/sprint_buffer
 
 /obj/screen/sprint_buffer
-	name = "sprint ubffer"
+	name = "sprint buffer"
 	icon = 'icons/effects/progessbar.dmi'
 	icon_state = "prog_bar_100"
 
@@ -35,4 +35,7 @@
 		Sprinting while this is empty will incur a [L.sprint_stamina_cost] stamina cost per tile.</span>")
 
 /obj/screen/sprint_buffer/proc/update_to_mob(mob/living/L)
-	icon_state = "prog_bar_[round(min((L.sprint_buffer / L.sprint_buffer_max) * 100, 100), 5)]"
+	var/amount = 0
+	if(L.sprint_buffer_max > 0)
+		amount = round(CLAMP((L.sprint_buffer / L.sprint_buffer_max) * 100, 0, 100), 5)
+	icon_state = "prog_bar_[amount]"
diff --git a/modular_citadel/code/modules/mob/living/carbon/damage_procs.dm b/modular_citadel/code/modules/mob/living/carbon/damage_procs.dm
index 298a3cc4f1..7264d95bae 100644
--- a/modular_citadel/code/modules/mob/living/carbon/damage_procs.dm
+++ b/modular_citadel/code/modules/mob/living/carbon/damage_procs.dm
@@ -21,14 +21,14 @@
 
 /mob/living/carbon/doSprintLossTiles(tiles)
 	doSprintBufferRegen(FALSE)		//first regen.
-	if(sprint_buffer >= 1)
+	if(sprint_buffer)
 		var/use = min(tiles, sprint_buffer)
 		sprint_buffer -= use
 		tiles -= use
+	update_hud_sprint_bar()
 	if(!tiles)		//we had enough, we're done!
 		return
 	adjustStaminaLoss(tiles * sprint_stamina_cost)		//use stamina to cover deficit.
-	update_hud_sprint_bar()
 
 /mob/living/carbon/proc/doSprintBufferRegen(updating = TRUE)
 	var/diff = world.time - sprint_buffer_regen_last
diff --git a/modular_citadel/code/modules/mob/living/carbon/life.dm b/modular_citadel/code/modules/mob/living/carbon/life.dm
index 2c390edb9c..e94bd75985 100644
--- a/modular_citadel/code/modules/mob/living/carbon/life.dm
+++ b/modular_citadel/code/modules/mob/living/carbon/life.dm
@@ -1,2 +1,3 @@
 /mob/living/carbon/Life()
+	. = ..()
 	doSprintBufferRegen()
diff --git a/modular_citadel/code/modules/mob/living/living.dm b/modular_citadel/code/modules/mob/living/living.dm
index 7d2d686ee8..d9a4833d44 100644
--- a/modular_citadel/code/modules/mob/living/living.dm
+++ b/modular_citadel/code/modules/mob/living/living.dm
@@ -10,10 +10,10 @@
 
 	//Sprint buffer---
 	var/sprint_buffer = 35					//Tiles
-	var/sprint_buffer_max
+	var/sprint_buffer_max = 35
 	var/sprint_buffer_regen_ds = 0.2		//Tiles per world.time decisecond
 	var/sprint_buffer_regen_last = 0		//last world.time this was regen'd for math.
-	var/sprint_stamina_cost = 0.3			//stamina loss per tile while insufficient sprint buffer.
+	var/sprint_stamina_cost = 0.55			//stamina loss per tile while insufficient sprint buffer.
 	//---End
 
 /mob/living/movement_delay(ignorewalk = 0)