diff --git a/blender_asset_tracer/trace/expanders.py b/blender_asset_tracer/trace/expanders.py
index 5285585..8b101d2 100644
--- a/blender_asset_tracer/trace/expanders.py
+++ b/blender_asset_tracer/trace/expanders.py
@@ -142,7 +142,6 @@ def _expand_generic_idprops(block: blendfile.BlendFileBlock):
         if not id_datablock:
             continue
         yield id_datablock
-        yield id_datablock.get_pointer(b"lib")
 
 
 def _expand_generic_nodetree_id(block: blendfile.BlendFileBlock):