diff --git a/binder/environment.yml b/binder/environment.yml
index 2a11ba79..30a0b61a 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -36,6 +36,6 @@ dependencies:
   - pip<=22.2.2
   - pyviz_comms>=2.0,<3
   - nbstripout<=0.6.0
-  - zip<=
+  - zip
   - pip:
       - sphinx-pythia-theme