diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29bbd34ba..3dc5b64cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 <!--next-version-placeholder-->
 
+## v2.9.4 (2023-08-10)
+
+### Fix
+
+* Try reverting package upgrades ([#1799](https://github.com/ocadotechnology/aimmo/issues/1799)) ([`086b9cb`](https://github.com/ocadotechnology/aimmo/commit/086b9cb9bb6edff2f1848901499b2aec73298108))
+
 ## v2.9.3 (2023-07-24)
 
 ### Fix
diff --git a/aimmo/__init__.py b/aimmo/__init__.py
index a78f213cd..dba9ee56f 100644
--- a/aimmo/__init__.py
+++ b/aimmo/__init__.py
@@ -1 +1 @@
-__version__ = "2.9.3"
+__version__ = "2.9.4"