diff --git a/cs3/storage/provider/v1beta1/provider_api.proto b/cs3/storage/provider/v1beta1/provider_api.proto
index 4968f02b..cbceafbc 100644
--- a/cs3/storage/provider/v1beta1/provider_api.proto
+++ b/cs3/storage/provider/v1beta1/provider_api.proto
@@ -280,6 +280,9 @@ message GetQuotaRequest {
   // OPTIONAL.
   // Opaque information.
   cs3.types.v1beta1.Opaque opaque = 1;
+  // OPTIONAL.
+  // Limit the quota Response to the given reference
+  cs3.storage.provider.v1beta1.Reference ref = 2;
 }
 
 message GetQuotaResponse {
diff --git a/docs/index.html b/docs/index.html
index 4eb3d4a8..861dea99 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -13674,6 +13674,14 @@ <h3 id="cs3.storage.provider.v1beta1.GetQuotaRequest">GetQuotaRequest</h3>
 Opaque information. </p></td>
                 </tr>
               
+                <tr>
+                  <td>ref</td>
+                  <td><a href="#cs3.storage.provider.v1beta1.Reference">Reference</a></td>
+                  <td></td>
+                  <td><p>OPTIONAL.
+Limit the quota Response to the given reference </p></td>
+                </tr>
+              
             </tbody>
           </table>