diff --git a/docs/files/recipes/biosilicon.md b/docs/files/recipes/biosilicon.md
index c2c09bac8ef56164c7329ab28c1897614186686b..476f7fe842563e94ca7eca0a3ef4e48b7435c83a 100644
--- a/docs/files/recipes/biosilicon.md
+++ b/docs/files/recipes/biosilicon.md
@@ -200,7 +200,7 @@ By Cecilia Raspanti, Textile Lab, Waag Amsterdam, 9 March 2020
 
 ### Estimated cost (consumables) in local currency
 
-2,56 Euros for a yield of approx 300 ml
+1,68 Euros for a yield of approx 300 ml
 
 ### Local supplier/sourcing info