diff --git a/release-environment.yml b/release-environment.yml
index 4cd8a1cc..08d6f0d4 100644
--- a/release-environment.yml
+++ b/release-environment.yml
@@ -13,4 +13,4 @@ dependencies:
     - alpineer>=0.1.10
     - mibi-bin-tools==0.2.12
     - jupyter_contrib_nbextensions
-    - toffy==0.2.3
+    - toffy==0.3.1