diff --git a/base-notebook/environment.yml b/base-notebook/environment.yml
index fd25bcfd..e093d17c 100644
--- a/base-notebook/environment.yml
+++ b/base-notebook/environment.yml
@@ -4,5 +4,5 @@ channels:
   - nodefaults
 dependencies:
   - python=3.11
-  - pangeo-notebook=2023.09.12
+  - pangeo-notebook=2023.09.18
   - pip