diff --git a/server.rb b/server.rb
index de35224..a99cda0 100755
--- a/server.rb
+++ b/server.rb
@@ -204,8 +204,6 @@ def delete_part(id)
   statements << @db.prepare("DELETE FROM property_value WHERE part = ?")
   statements << @db.prepare("DELETE FROM assembly WHERE assembled = ?")
   statements << @db.prepare("DELETE FROM assembly WHERE component = ?")
-  statements << @db.prepare("DELETE FROM drawing WHERE part = ?")
-  statements << @db.prepare("DELETE FROM attachment WHERE part = ?")
   statements << @db.prepare("DELETE FROM distribution WHERE part = ?")
   statements << @db.prepare("DELETE FROM property_value WHERE part = ?")
   statements << @db.prepare("DELETE FROM inventory WHERE part = ?")