diff --git a/kubernetes/helm/collabora-online/templates/deployment.yaml b/kubernetes/helm/collabora-online/templates/deployment.yaml
index 1838f78473e9a..efab067f1e321 100644
--- a/kubernetes/helm/collabora-online/templates/deployment.yaml
+++ b/kubernetes/helm/collabora-online/templates/deployment.yaml
@@ -133,6 +133,9 @@ spec:
               mountPath: /etc/coolwsd/proof_key.pub
               subPath: proof_key.pub
             {{- end }}
+            {{- if .Values.extraVolumeMounts }}
+            {{- .Values.extraVolumeMounts | nindent 12 }}
+            {{- end }}
       {{- with .Values.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
@@ -153,6 +156,7 @@ spec:
           secret:
             secretName: {{ .Values.collabora.proofKeysSecretRef | quote }}
         {{- end }}
-
-
+        {{- if .Values.extraVolumes }}
+        {{- .Values.extraVolumes | nindent 8 }}
+        {{- end }}
 {{- end }}
diff --git a/kubernetes/helm/collabora-online/values.yaml b/kubernetes/helm/collabora-online/values.yaml
index 0488eacc04a29..9916c1343e65e 100644
--- a/kubernetes/helm/collabora-online/values.yaml
+++ b/kubernetes/helm/collabora-online/values.yaml
@@ -398,3 +398,9 @@ nodeSelector: {}
 tolerations: []
 
 affinity: {}
+
+# Optionally specify an extra list of additional volumes.
+extraVolumes: []
+
+# Optionally specify an extra list of additional volumeMounts.
+extraVolumeMounts: []