diff --git a/charts/stable/nextcloud/Chart.yaml b/charts/stable/nextcloud/Chart.yaml
index 209ef426a7c..958e6440d2c 100644
--- a/charts/stable/nextcloud/Chart.yaml
+++ b/charts/stable/nextcloud/Chart.yaml
@@ -29,7 +29,7 @@ sources:
   - https://github.com/nextcloud/docker
   - https://github.com/nextcloud/helm
 type: application
-version: 21.0.14
+version: 21.0.15
 annotations:
   truecharts.org/catagories: |
     - cloud
diff --git a/charts/stable/nextcloud/questions.yaml b/charts/stable/nextcloud/questions.yaml
index 98efd8f9cda..f4e81c94ef0 100644
--- a/charts/stable/nextcloud/questions.yaml
+++ b/charts/stable/nextcloud/questions.yaml
@@ -176,6 +176,13 @@ questions:
                         type: int
                         required: true
                         default: 1024
+                    - variable: max_allowed_resolution
+                      label: Max Allowed Resolution
+                      schema:
+                        type: int
+                        show_if: [["imaginary", "=", true]]
+                        required: true
+                        default: 18.0
                     - variable: max_file_size_image
                       label: Max File Size Image
                       schema:
diff --git a/charts/stable/nextcloud/values.yaml b/charts/stable/nextcloud/values.yaml
index 920e56c227c..07a7422ce97 100644
--- a/charts/stable/nextcloud/values.yaml
+++ b/charts/stable/nextcloud/values.yaml
@@ -56,6 +56,8 @@ nextcloud:
     max_y: 2048
     max_memory: 1024
     max_file_size_image: 50
+    # Setting for Imaginary
+    max_allowed_resolution: 18.0
     jpeg_quality: 60
     square_sizes: 32 256
     width_sizes: 256 384
@@ -222,6 +224,8 @@ workload:
             - "{{ .Values.service.imaginary.ports.imaginary.port }}"
             - -concurrency
             - "10"
+            - -max-allowed-resolution
+            - "{{ .Values.nextcloud.previews.max_allowed_resolution }}"
             - -enable-url-source
             - -return-size
           probes: