diff --git a/environment.yml b/environment.yml
index d945f4b..a555b89 100644
--- a/environment.yml
+++ b/environment.yml
@@ -20,7 +20,7 @@ dependencies:
   - nbgitpuller==1.2.*
   - jupyter-resource-usage==1.0.*
   - jupytext==1.15.*
-  - jupyter-server-proxy==4.*
+  - jupyter-server-proxy>=4.1.2,4.*
 
   # From https://2i2c.freshdesk.com/a/tickets/497
   - contextily==1.4.*