diff --git a/Resources/Prototypes/_CP14/Entities/Markers/Spawners/Random/Loot/demiplane.yml b/Resources/Prototypes/_CP14/Entities/Markers/Spawners/Random/Loot/demiplane.yml
index b547a47231..ee65625f63 100644
--- a/Resources/Prototypes/_CP14/Entities/Markers/Spawners/Random/Loot/demiplane.yml
+++ b/Resources/Prototypes/_CP14/Entities/Markers/Spawners/Random/Loot/demiplane.yml
@@ -112,6 +112,9 @@
       - !type:GroupSelector
         children:
         - id: CP14BookKnowledgeAdvancedClothingSewing
+        - id: CP14BookKnowledgeMetallMelting
+        - id: CP14BookKnowledgeMetallForging
+        - id: CP14BookKnowledgeGlasswork
       - id: CP14EnergyCrystalMediumEmpty
     # Rare
     - !type:GroupSelector