diff --git a/changelog/v3.1.md b/changelog/v3.1.md
index 5b27b39..2f493cf 100644
--- a/changelog/v3.1.md
+++ b/changelog/v3.1.md
@@ -7,7 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [3.1.11] - 2024-11-18
 
-- Update alpine base image to resolve CVE
+- Update Alpine base image to resolve CVE
+- New Alpine base image implemented PEP 668 which required switching to a
+  virtual python environment in our dockerfiles
+- Broke up RUN directive in dockerfiles for easier reading
+- Remove obsolete version field from docker-compose files
 
 ## [3.1.10] - 2024-12-06