diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0bf96a4..3aa6bbc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 <!-- scriv-insert-here -->
 
+<a id='changelog-0.9.1'></a>
+## 0.9.1 (2024-03-21)
+
+### Bug fixes
+
+- Fix Slack error messaging in the `nbexec` worker function.
+- Extract and use the actual XSRF token when communicating with the Hub and Lab.
+
 <a id='changelog-0.9.0'></a>
 
 ## 0.9.0 (2024-03-13)