diff --git a/binder/requirements.txt b/binder/requirements.txt
index c298273..56b9fbb 100644
--- a/binder/requirements.txt
+++ b/binder/requirements.txt
@@ -1,2 +1,2 @@
-jupyter-server-proxy==1.5.3
+jupyter-server-proxy==3.2.1
 bash_kernel==0.7.2