diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9c4bfd..0fca221 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 2.4.26 2023-03-24 <dave at tiredofit dot ca>
+
+   ### Added
+      - Collabora Online 22.05.12-4
+
+
 ## 2.4.25 2023-03-23 <dave at tiredofit dot ca>
 
    ### Added
diff --git a/Dockerfile b/Dockerfile
index 63dff6a..2eac18b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ ARG APP_NAME
 ARG APP_BRAND
 
 ### Environment Variables
-ENV COLLABORA_ONLINE_VERSION=${COLLABORA_ONLINE_VERSION:-"cp-22.05.12-3"} \
+ENV COLLABORA_ONLINE_VERSION=${COLLABORA_ONLINE_VERSION:-"cp-22.05.12-4"} \
     COLLABORA_ONLINE_REPO_URL=${COLLABORA_ONLINE_REPO_URL:-"https://github.com/CollaboraOnline/online"} \
     #
     LIBREOFFICE_VERSION=${LIBREOFFICE_VERSION:-"cp-22.05.12-3"} \