diff --git a/conda-environment.yml b/conda-environment.yml
index 6b9969cde..f514e3182 100644
--- a/conda-environment.yml
+++ b/conda-environment.yml
@@ -2,7 +2,7 @@ name: mxcubeweb
 channels:
   - conda-forge
 dependencies:
-  - python=3.8
+  - python >=3.8,<3.11
   - openldap
   - python-ldap=3.4.0
   - pip