diff --git a/code/game/jobs/job/security_jobs.dm b/code/game/jobs/job/security_jobs.dm
index 3f2c3fbe267..6bff05890fe 100644
--- a/code/game/jobs/job/security_jobs.dm
+++ b/code/game/jobs/job/security_jobs.dm
@@ -147,7 +147,7 @@
 	l_ear = /obj/item/radio/headset/headset_sec/alt
 	glasses = /obj/item/clothing/glasses/hud/security/sunglasses
 	id = /obj/item/card/id/detective
-	l_pocket = /obj/item/toy/crayon/white
+	l_pocket = /obj/item/toy/crayon/white/chalk
 	r_pocket = /obj/item/lighter/zippo
 	pda = /obj/item/pda/detective
 	backpack_contents = list(
diff --git a/code/game/objects/items/crayons.dm b/code/game/objects/items/crayons.dm
index ec4b3b971fe..fdaff2dc22d 100644
--- a/code/game/objects/items/crayons.dm
+++ b/code/game/objects/items/crayons.dm
@@ -240,6 +240,12 @@
 	colour = "#FFFFFF"
 	colourName = "white"
 
+/obj/item/toy/crayon/white/chalk
+	name = "detective's chalk"
+	desc = "A stick of white chalk for marking crime scenes."
+	gender = PLURAL
+	toolspeed = 0.25
+
 /obj/item/toy/crayon/mime
 	name = "mime crayon"
 	desc = "A very sad-looking crayon."
diff --git a/code/game/objects/items/weapons/holosign_projector.dm b/code/game/objects/items/weapons/holosign_projector.dm
index 5686a8a5aa5..4e806509f2e 100644
--- a/code/game/objects/items/weapons/holosign_projector.dm
+++ b/code/game/objects/items/weapons/holosign_projector.dm
@@ -93,6 +93,15 @@
 	holosign_type = /obj/structure/holosign/barrier
 	creation_time = 30
 
+/obj/item/holosign_creator/detective
+	name = "detective holobarrier projector"
+	desc = "A holographic projector that creates shocked investigation barriers."
+	icon_state = "signmaker_det"
+	belt_icon = null
+	holosign_type = /obj/structure/holosign/barrier/cyborg/hacked/detective
+	creation_time = 1 SECONDS
+	max_signs = 8
+
 /obj/item/holosign_creator/engineering
 	name = "engineering holobarrier projector"
 	desc = "A holographic projector that creates holographic engineering barriers."
diff --git a/code/game/objects/structures/crates_lockers/closets/secure/security_lockers.dm b/code/game/objects/structures/crates_lockers/closets/secure/security_lockers.dm
index 4affb212385..8d1152880af 100644
--- a/code/game/objects/structures/crates_lockers/closets/secure/security_lockers.dm
+++ b/code/game/objects/structures/crates_lockers/closets/secure/security_lockers.dm
@@ -204,7 +204,7 @@
 	new /obj/item/ammo_box/magazine/detective/speedcharger(src)
 	new /obj/effect/spawner/detgun(src)
 	new /obj/item/flashlight/seclite(src)
-	new /obj/item/holosign_creator/security(src)
+	new /obj/item/holosign_creator/detective(src)
 	new /obj/item/taperecorder(src)
 	new /obj/item/storage/box/tapes(src)
 
diff --git a/code/game/objects/structures/holosigns.dm b/code/game/objects/structures/holosigns.dm
index d94ab469ada..ef57ac1f836 100644
--- a/code/game/objects/structures/holosigns.dm
+++ b/code/game/objects/structures/holosigns.dm
@@ -144,3 +144,8 @@
 	M.electrocute_act(15, "Energy Barrier")
 	shockcd = TRUE
 	addtimer(CALLBACK(src, PROC_REF(cooldown)), 5)
+
+/obj/structure/holosign/barrier/cyborg/hacked/detective
+	name = "investigation barrier"
+	desc = "An authoritive holographic barrier proclaiming a crime scene. Energy arcs off of it."
+	icon_state = "holosign_det"
diff --git a/icons/effects/effects.dmi b/icons/effects/effects.dmi
index ed254c16cf5..b11562a77ce 100644
Binary files a/icons/effects/effects.dmi and b/icons/effects/effects.dmi differ
diff --git a/icons/obj/device.dmi b/icons/obj/device.dmi
index ad01b97b532..a5928c58d81 100644
Binary files a/icons/obj/device.dmi and b/icons/obj/device.dmi differ