diff --git a/charts/nextcloud/Chart.lock b/charts/nextcloud/Chart.lock
index ca16be0e..975b651e 100644
--- a/charts/nextcloud/Chart.lock
+++ b/charts/nextcloud/Chart.lock
@@ -10,6 +10,6 @@ dependencies:
   version: 21.1.3
 - name: collabora-online
   repository: https://collaboraonline.github.io/online
-  version: 1.1.20
-digest: sha256:47979e007ed8bb4a53ec00c5e457da110573a6e067f24da505144f475b26981c
-generated: "2025-05-18T15:22:37.968306345+02:00"
+  version: 1.1.53
+digest: sha256:e9dd12da1b4620c951171a92aca12ef98e669627f0139937290087718ecd6e84
+generated: "2025-11-18T03:36:02.70706455Z"
diff --git a/charts/nextcloud/Chart.yaml b/charts/nextcloud/Chart.yaml
index 59fb8f88..93e0552a 100644
--- a/charts/nextcloud/Chart.yaml
+++ b/charts/nextcloud/Chart.yaml
@@ -40,7 +40,7 @@ dependencies:
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: redis.enabled
   - name: collabora-online
-    version: 1.1.20
+    version: 1.1.53
     repository: https://collaboraonline.github.io/online
     condition: collabora.enabled
     alias: collabora