diff --git a/README.md b/README.md
index b795efd..54f2dd0 100644
--- a/README.md
+++ b/README.md
@@ -58,12 +58,12 @@ python3 cli.py user add username password
 Add some products with:
 
 ```
-python3 cli.py product add "Birra media" 300
-python3 cli.py product add "Birra grande" 400
-python3 cli.py product add "Cocktail" 500
-python3 cli.py product add "Vino" 400
-python3 cli.py product add "Amaro" 200
-python3 cli.py product add "Acqua" 100
+python3 cli.py product add "Birra media" 3
+python3 cli.py product add "Birra grande" 4
+python3 cli.py product add "Cocktail" 5
+python3 cli.py product add "Vino" 4
+python3 cli.py product add "Amaro" 2
+python3 cli.py product add "Acqua" 0.5
 ```
 
 And finally add and event you can play with:
diff --git a/cli.py b/cli.py
index d7c6106..f7d9fb6 100755
--- a/cli.py
+++ b/cli.py
@@ -289,10 +289,11 @@ def tabulate_products(products):
 
 @product.command('add')
 @click.argument('name')
-@click.argument('price')
+@click.argument('price', type=float)
 @click.option('-s', '--sort', type=click.INT)
 @click.option('-c', '--category', type=click.INT)
 def product_add(name, price, sort, category):
+    price = int(price * 100)
     product = Product(name=name, price=price)
 
     if sort: