diff --git a/10-fine-tune-trading-strategy.Rmd b/10-fine-tune-trading-strategy.Rmd
index 4ed2b0f..2c70d77 100644
--- a/10-fine-tune-trading-strategy.Rmd
+++ b/10-fine-tune-trading-strategy.Rmd
@@ -348,7 +348,6 @@ Moving on to the seeding script, we need to create a new file called `seed_setti
 # /apps/naive/priv/seed_settings.exs
 require Logger
 
-alias Decimal
 alias Naive.Repo
 alias Naive.Schema.Settings
 ```