diff --git a/bundles/eksd/uds-bundle.yaml b/bundles/eksd/uds-bundle.yaml
index 602d657e..2b59d9b1 100644
--- a/bundles/eksd/uds-bundle.yaml
+++ b/bundles/eksd/uds-bundle.yaml
@@ -639,7 +639,7 @@ packages:
   # Mattermost
   - name: mattermost
     repository: ghcr.io/defenseunicorns/packages/uds/mattermost
-    ref: 9.7.2-uds.0-registry1
+    ref: 9.11.1-uds.0-registry1
     overrides:
       mattermost:
         mattermost-enterprise-edition:
diff --git a/bundles/rke2/uds-bundle.yaml b/bundles/rke2/uds-bundle.yaml
index 15a57965..9e65be6d 100644
--- a/bundles/rke2/uds-bundle.yaml
+++ b/bundles/rke2/uds-bundle.yaml
@@ -637,63 +637,65 @@ packages:
                 jvm:
                   maxHeap: "6g"
 
-  # # Mattermost
-  # - name: mattermost
-  #   repository: ghcr.io/defenseunicorns/packages/uds/mattermost
-  #   ref: 9.7.2-uds.0-registry1
-  #   overrides:
-  #     mattermost:
-  #       mattermost-enterprise-edition:
-  #         variables:
-  #           - name: VOLUMES
-  #             path: "mattermostApp.extraVolumes"
-  #             description: "Used to mount ca certs"
-  #           - name: VOLUME_MOUNTS
-  #             path: "mattermostApp.extraVolumeMounts"
-  #             description: "Used to mount ca certs"
-  #       uds-mattermost-config:
-  #         variables:
-  #           - name: OBJECT_STORE_SECURE
-  #             path: "objectStorage.secure"
-  #             description: "Object storage ssl"
-  #             default: "false"
-  #           - name: OBJECT_STORE_ENDPOINT
-  #             path: "objectStorage.endpoint"
-  #             description: "Object storage endpoint"
-  #           - name: OBJECT_STORE_BUCKET
-  #             path: "objectStorage.bucket"
-  #             description: "Object storage bucket"
-  #             default: "mattermost-bucket"
-  #           - name: OBJECT_STORE_REGION
-  #             path: "objectStorage.region"
-  #             description: "Object storage region"
-  #             default: "us-east-1"
-  #           - name: DB_ENDPOINT
-  #             path: "postgres.host"
-  #             description: "Postgres DB endpoint"
-  #           - name: DB_USERNAME
-  #             path: "postgres.username"
-  #             description: "Postgres DB username"
-  #             default: "postgres"
-  #           - name: DB_NAME
-  #             path: "postgres.dbName"
-  #             description: "Postgres DB database name"
-  #             default: "mattermostdb"
-  #           - name: DB_OPTIONS
-  #             path: "postgres.connectionOptions"
-  #             description: "Postgres DB connection options"
-  #             default: "?connect_timeout=10"
-  #           # 1-2k users
-  #           - name: MATTERMOST_RESOURCE_CONFIG
-  #             path: mattermostApp.resources
-  #             description: "Mattermost Resource Config"
-  #             default:
-  #               requests:
-  #                 cpu: 100m
-  #                 memory: 256Mi
-  #               limits:
-  #                 cpu: 2
-  #                 memory: 4Gi
+   # Mattermost
+  - name: mattermost
+    repository: ghcr.io/defenseunicorns/packages/uds/mattermost
+    ref: 9.11.1-uds.0-registry1
+    overrides:
+      mattermost:
+        mattermost-enterprise-edition:
+          values:
+            - path: mattermostApp.extraVolumes
+              value: *extra-volumes
+            - path: mattermostApp.extraVolumeMounts
+              value:
+                - name: trust-bundle
+                  mountPath: /etc/ssl/certs/ca.crt
+                  subPath: "ca-bundle.crt"
+                  readOnly: true
+        uds-mattermost-config:
+          variables:
+            - name: OBJECT_STORE_SECURE
+              path: "objectStorage.secure"
+              description: "Object storage ssl"
+              default: "false"
+            - name: OBJECT_STORE_ENDPOINT
+              path: "objectStorage.endpoint"
+              description: "Object storage endpoint"
+            - name: OBJECT_STORE_BUCKET
+              path: "objectStorage.bucket"
+              description: "Object storage bucket"
+              default: "mattermost-bucket"
+            - name: OBJECT_STORE_REGION
+              path: "objectStorage.region"
+              description: "Object storage region"
+              default: "us-east-1"
+            - name: DB_ENDPOINT
+              path: "postgres.host"
+              description: "Postgres DB endpoint"
+            - name: DB_USERNAME
+              path: "postgres.username"
+              description: "Postgres DB username"
+              default: "postgres"
+            - name: DB_NAME
+              path: "postgres.dbName"
+              description: "Postgres DB database name"
+              default: "mattermostdb"
+            - name: DB_OPTIONS
+              path: "postgres.connectionOptions"
+              description: "Postgres DB connection options"
+              default: "?connect_timeout=10"
+            # 1-2k users
+            - name: MATTERMOST_RESOURCE_CONFIG
+              path: mattermostApp.resources
+              description: "Mattermost Resource Config"
+              default:
+                requests:
+                  cpu: 100m
+                  memory: 256Mi
+                limits:
+                  cpu: 2
+                  memory: 4Gi
 
   # Nexus
   - name: nexus
diff --git a/docs/packages-and-dependencies.md b/docs/packages-and-dependencies.md
index ab55623a..63f18c4c 100644
--- a/docs/packages-and-dependencies.md
+++ b/docs/packages-and-dependencies.md
@@ -49,7 +49,7 @@ The UDS Software Factory Bundle (SWF) is a collection of Zarf packages which inc
 | [Sonarqube](https://github.com/defenseunicorns/uds-package-sonarqube) | 10.6.0-uds.1-registry1 | 10.6.0-community | A code inspection tool used during automated pipelines to evaluate security considerations of custom software and packaged images |
 | [Jira](https://github.com/defenseunicorns/uds-package-jira) | 1.22.0-uds.0-registry1 | 10.0.1 | A collaboration tool used for team management and task organization |s
 | [Confluence](https://github.com/defenseunicorns/uds-package-confluence) | 1.20.0-uds.0-registry1 | 8.9.4 | A knowledge management tool used by teams to organize information |
-| [Mattermost](https://github.com/defenseunicorns/uds-package-mattermost) | 9.7.2-uds.0-registry1 | 9.7.2 | An instance of Mattermost, a self-hosted chat and collaboration platform |
+| [Mattermost](https://github.com/defenseunicorns/uds-package-mattermost) | 9.11.1-uds.0-registry1 | 9.11.1 | An instance of Mattermost, a self-hosted chat and collaboration platform |
 | [Nexus](https://github.com/defenseunicorns/uds-package-nexus) | 3.71.0-uds.1-registry1 | 3.71.0 | An artifact repository used for storing compiled application libraries, packages, images and other such artifacts |
 | [cert-manager](https://cert-manager.io/) | 0.0.1 | 1.14.5 | Tool for automating management of in-cluster certificates |
 | [trust-manager](https://cert-manager.io/docs/trust/trust-manager/) | 0.0.1 | v0.11.0 | Tool for automating creation and distribution of CA trust bundles |