diff --git a/code/_globalvars/lists/maintenance_loot.dm b/code/_globalvars/lists/maintenance_loot.dm
index 5421fb971c7..b8ad73d7e58 100644
--- a/code/_globalvars/lists/maintenance_loot.dm
+++ b/code/_globalvars/lists/maintenance_loot.dm
@@ -363,6 +363,7 @@ GLOBAL_LIST_INIT(rarity_loot, list(//rare: really good items
 		/obj/item/book/granter/crafting_recipe/dusting/pipegun_prime = 1,
 		/obj/item/book/granter/crafting_recipe/trash_cannon = 1,
 		/obj/item/book/granter/crafting_recipe/dusting/laser_musket_prime = 1,
+		/obj/item/book/granter/crafting_recipe/dusting/detached_ratvarian_repeater = 1,
 		/obj/item/book/granter/sign_language = 1,
 		/obj/item/disk/nuclear/fake = 1,
 		/obj/item/disk/surgery/advanced_plastic_surgery = 1,
diff --git a/code/datums/components/crafting/ranged_weapon.dm b/code/datums/components/crafting/ranged_weapon.dm
index 57139147fd8..53929a6f68d 100644
--- a/code/datums/components/crafting/ranged_weapon.dm
+++ b/code/datums/components/crafting/ranged_weapon.dm
@@ -353,7 +353,7 @@
 	)
 	time = 10 SECONDS
 	category = CAT_WEAPON_RANGED
-	crafting_flags = CRAFT_CHECK_DENSITY
+	crafting_flags = CRAFT_CHECK_DENSITY | CRAFT_MUST_BE_LEARNED
 
 
 /datum/crafting_recipe/large_ballista
diff --git a/code/game/objects/items/granters/crafting/pipegun.dm b/code/game/objects/items/granters/crafting/pipegun.dm
index e54439350da..3b2be509f8d 100644
--- a/code/game/objects/items/granters/crafting/pipegun.dm
+++ b/code/game/objects/items/granters/crafting/pipegun.dm
@@ -44,3 +44,17 @@
 		"10u of reactant to open the relic... Is this even real science anymore?",
 		"Making them all sleep in the cold below? This is a disabler, not a lethal weapon.",
 	)
+/obj/item/book/granter/crafting_recipe/dusting/detached_ratvarian_repeater
+	name = "memoirs of a former cultist"
+	desc = "A strange-looking book. The cover is warm to the touch."
+	crafting_recipe_types = list(
+		/datum/crafting_recipe/detached_ratvarian_repeater
+	)
+	remarks = list(
+		"It's amazing that they used to be able to mass produce these.",
+		"A welder? Well, that's surprisingly simple.",
+		"The many gears and cogs of the recharging system are making my head spin...",
+		"The tone of the author is devout, almost reverent.",
+		"The designs are all laid out in a circle, resembling a clock.",
+		"With a few modifications, this wouldn't be that heavy...",
+	)