diff --git a/docs/files/recipes/biorubber.md b/docs/files/recipes/biorubber.md
index 0e79d5e11ea28e6f37eaa04e8fff536a7b568b38..1f04e6ba5547ce04dc5de309970e0c294ff4a818 100644
--- a/docs/files/recipes/biorubber.md
+++ b/docs/files/recipes/biorubber.md
@@ -101,6 +101,8 @@ Ready to be released after 1-2 hours.
 
 **Post-processing**
 
+Trim and cut into desired shape before the slab is completely dry and hardened.
+
 Store in a dry and ventilated room. Keep pressed until fully dry.
 
 **Further research needed on drying/curing/growth?**